Based on Pro Football Reference, 24,953 people have played in the NFL. However, please note, some of the early 1920's, 1930's rosters are incomplete so there might be a few more players in that total.
In a typical NFL week, there are 16 games played.
Herschel Walker. Walker, a brakeman, finished 7th in men's two man with driver Brian Shimer at the 1992 Games in Albertville. He played the 1992 NFL season with the Philadelphia Eagles.
16
31
An NFL team has 53 men on its roster not counting injured reserve.
16
17
55
cam newton came to the nfl in 1991
6 years
They have played in 6.
20