74869915339 has 12 divisors (see below), whose sum is σ = 79543157224. Its totient is φ = 70456886784.

The previous prime is 74869915291. The next prime is 74869915357. The reversal of 74869915339 is 93351996847.

It is a de Polignac number, because none of the positive numbers 2^k-74869915339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74869915369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3833092 + ... + 3852574.

Almost surely, 2^74869915339 is an apocalyptic number.

74869915339 is a deficient number, since it is larger than the sum of its proper divisors (4673241885).

74869915339 is a wasteful number, since it uses less digits than its factorization.

74869915339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32814 (or 32797 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 64.

The spelling of 74869915339 in words is "seventy-four billion, eight hundred sixty-nine million, nine hundred fifteen thousand, three hundred thirty-nine".