76486533852964 has 81 divisors (see below), whose sum is σ = 144606950489169. Its totient is φ = 35394727404960.

The previous prime is 76486533852961. The next prime is 76486533852977. The reversal of 76486533852964 is 46925833568467.

The square root of 76486533852964 is 8745658.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 74061686928100 + 2424846924864 = 8605910^2 + 1557192^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76486533852961) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 12471305242 + ... + 12471311374.

Almost surely, 2^{76486533852964} is an apocalyptic number.

76486533852964 is the 8745658-th square number.

It is an amenable number.

76486533852964 is a deficient number, since it is larger than the sum of its proper divisors (68120416636205).

76486533852964 is an frugal number, since it uses more digits than its factorization.

76486533852964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12378 (or 6189 counting only the distinct ones).

The product of its digits is 6270566400, while the sum is 76.

The spelling of 76486533852964 in words is "seventy-six trillion, four hundred eighty-six billion, five hundred thirty-three million, eight hundred fifty-two thousand, nine hundred sixty-four".