79615516 has 12 divisors (see below), whose sum is σ = 139871088. Its totient is φ = 39652352.

The previous prime is 79615513. The next prime is 79615537. The reversal of 79615516 is 61551697.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79615513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37696 + ... + 39751.

It is an arithmetic number, because the mean of its divisors is an integer number (11655924).

Almost surely, 2^79615516 is an apocalyptic number.

It is an amenable number.

79615516 is a deficient number, since it is larger than the sum of its proper divisors (60255572).

79615516 is a wasteful number, since it uses less digits than its factorization.

79615516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77708 (or 77706 counting only the distinct ones).

The product of its digits is 56700, while the sum is 40.

The square root of 79615516 is about 8922.7527142693. The cubic root of 79615516 is about 430.1955411351.

The spelling of 79615516 in words is "seventy-nine million, six hundred fifteen thousand, five hundred sixteen".