Books like The Number of the Beast
Robert A. Heinlein
The Number of the Beast is 511 pages, about 9 hours 22 minutes at 250 words a minute.
12 books to read next
How long each takes
A Deepness in the Sky 14.5 h 
Brightness Reef 11.8 h 
Project Hail Mary 9.1 h 
Heaven's Reach 10.2 h 
Infinity's Shore 11.7 h 
Artemis 5.9 h 
Snow Crash 8.4 h 
Ashes of Victory 11.7 h 
Death's End 13.3 h 
The Caves of Steel 4.5 h 
The Naked Sun 4.2 h 
A Fire Upon the Deep 11.1 h Bar height shows length. Estimated at 250 words a minute.