76885736128 has 28 divisors (see below), whose sum is σ = 152607345280. Its totient is φ = 38433491712.

The previous prime is 76885736107. The next prime is 76885736141. The reversal of 76885736128 is 82163758867.

It is a super-2 number, since 2×76885736128² (a number of 23 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, 121750 + ... + 410602.

Almost surely, 2^76885736128 is an apocalyptic number.

It is an amenable number.

76885736128 is a deficient number, since it is larger than the sum of its proper divisors (75721609152).

76885736128 is a wasteful number, since it uses less digits than its factorization.

76885736128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293024 (or 293014 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 61.

The spelling of 76885736128 in words is "seventy-six billion, eight hundred eighty-five million, seven hundred thirty-six thousand, one hundred twenty-eight".