76943608172 has 48 divisors (see below), whose sum is σ = 147089628000. Its totient is φ = 35078851584.

The previous prime is 76943608171. The next prime is 76943608199. The reversal of 76943608172 is 27180634967.

It is not an unprimeable number, because it can be changed into a prime (76943608171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643604 + ... + 753732.

It is an arithmetic number, because the mean of its divisors is an integer number (3064367250).

Almost surely, 2^76943608172 is an apocalyptic number.

It is an amenable number.

76943608172 is a deficient number, since it is larger than the sum of its proper divisors (70146019828).

76943608172 is a wasteful number, since it uses less digits than its factorization.

76943608172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110498 (or 110496 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 76943608172 in words is "seventy-six billion, nine hundred forty-three million, six hundred eight thousand, one hundred seventy-two".