76615264168 has 8 divisors (see below), whose sum is σ = 143653620330. Its totient is φ = 38307632080.

The previous prime is 76615264133. The next prime is 76615264181. The reversal of 76615264168 is 86146251667.

It can be written as a sum of positive squares in only one way, i.e., 76199185764 + 416078404 = 276042^2 + 20398^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4788454003 + ... + 4788454018.

Almost surely, 2^76615264168 is an apocalyptic number.

It is an amenable number.

76615264168 is a deficient number, since it is larger than the sum of its proper divisors (67038356162).

76615264168 is a wasteful number, since it uses less digits than its factorization.

76615264168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9576908027 (or 9576908023 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 52.

The spelling of 76615264168 in words is "seventy-six billion, six hundred fifteen million, two hundred sixty-four thousand, one hundred sixty-eight".