76756085988 has 12 divisors (see below), whose sum is σ = 179097534000. Its totient is φ = 25585361992.

The previous prime is 76756085971. The next prime is 76756086031. The reversal of 76756085988 is 88958065767.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×76756085988² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3198170238 + ... + 3198170261.

It is an arithmetic number, because the mean of its divisors is an integer number (14924794500).

Almost surely, 2^76756085988 is an apocalyptic number.

It is an amenable number.

76756085988 is an abundant number, since it is smaller than the sum of its proper divisors (102341448012).

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

76756085988 is a wasteful number, since it uses less digits than its factorization.

76756085988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6396340506 (or 6396340504 counting only the distinct ones).

The product of its (nonzero) digits is 203212800, while the sum is 69.

The spelling of 76756085988 in words is "seventy-six billion, seven hundred fifty-six million, eighty-five thousand, nine hundred eighty-eight".