Open Syllabus Top 500 - Literature

Open Syllabus Top 500 - Literature names 500 books; ReadingRate holds 257 of them, listed here. The most approachable of them is Are You There God? It's Me, Margaret by Judy Blume (difficulty 25/100, about 1.5 hours); the hardest is Écrits by Jacques Lacan (94/100). 46 of its books are on four or more of the eight great rankings.

Questions

How many books are on Open Syllabus Top 500 - Literature?
500. ReadingRate holds 257 of them, each with how hard it is to read and how long it takes.
Which book on Open Syllabus Top 500 - Literature is the easiest to read?
Are You There God? It's Me, Margaret by Judy Blume, difficulty 25/100, about 1.5 hours. The hardest is Écrits by Jacques Lacan, at 94/100.
How long would it take to read every book on Open Syllabus Top 500 - Literature?
About 2,638 hours for the 256 books ReadingRate measures, at 250 words a minute adjusted for each book's difficulty: 1,319 days at two hours a day.

Other lists: Modern Library 100 Best Novels, TIME All-TIME 100 Novels, Le Monde's 100 Books of the Century, BBC Big Read Top 100, 1001 Books You Must Read Before You Die, Bokklubben World Library, Great Books of the Western World. All lists.