72076510570768 has 20 divisors (see below), whose sum is σ = 152343533706768. Its totient is φ = 32762050259360.

The previous prime is 72076510570741. The next prime is 72076510570781. The reversal of 72076510570768 is 86707501567027.

It is a super-2 number, since 2×72076510570768² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204762813946 + ... + 204762814297.

Almost surely, 2^{72076510570768} is an apocalyptic number.

It is an amenable number.

72076510570768 is an abundant number, since it is smaller than the sum of its proper divisors (80267023136000).

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

72076510570768 is a wasteful number, since it uses less digits than its factorization.

72076510570768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409525628262 (or 409525628256 counting only the distinct ones).

The product of its (nonzero) digits is 34574400, while the sum is 61.

The spelling of 72076510570768 in words is "seventy-two trillion, seventy-six billion, five hundred ten million, five hundred seventy thousand, seven hundred sixty-eight".