755

755 = 5 x 151.

755 is the number of trees on 14 vertices with diameter 6.

755 is the sum of three distinct positive cubes: 755 = 8³ + 6³ + 3³.

755 is the sum of the fifth powers of primes.

In 1976, Major League Baseball player Hank Aaron ended his career with a record 755 home runs.

Source: Wikipedia