74502275136 has 56 divisors (see below), whose sum is σ = 198301051200. Its totient is φ = 24685373952.

The previous prime is 74502275131. The next prime is 74502275137. The reversal of 74502275136 is 63157220547.

It is not an unprimeable number, because it can be changed into a prime (74502275131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1129711 + ... + 1193838.

It is an arithmetic number, because the mean of its divisors is an integer number (3541090200).

Almost surely, 2^74502275136 is an apocalyptic number.

It is an amenable number.

74502275136 is an abundant number, since it is smaller than the sum of its proper divisors (123798776064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74502275136 is a wasteful number, since it uses less digits than its factorization.

74502275136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323731 (or 2323721 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 74502275136 in words is "seventy-four billion, five hundred two million, two hundred seventy-five thousand, one hundred thirty-six".