79923052964 has 6 divisors (see below), whose sum is σ = 139865342694. Its totient is φ = 39961526480.

The previous prime is 79923052961. The next prime is 79923052991. The reversal of 79923052964 is 46925032997.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 49287552064 + 30635500900 = 222008^2 + 175030^2 .

It is not an unprimeable number, because it can be changed into a prime (79923052961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9990381617 + ... + 9990381624.

It is an arithmetic number, because the mean of its divisors is an integer number (23310890449).

Almost surely, 2^79923052964 is an apocalyptic number.

It is an amenable number.

79923052964 is a deficient number, since it is larger than the sum of its proper divisors (59942289730).

79923052964 is a wasteful number, since it uses less digits than its factorization.

79923052964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19980763245 (or 19980763243 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 79923052964 in words is "seventy-nine billion, nine hundred twenty-three million, fifty-two thousand, nine hundred sixty-four".