79766355824 has 20 divisors (see below), whose sum is σ = 154671090000. Its totient is φ = 39851235840.

The previous prime is 79766355791. The next prime is 79766355857. The reversal of 79766355824 is 42855366797.

It is an interprime number because it is at equal distance from previous prime (79766355791) and next prime (79766355857).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1975772 + ... + 2015739.

It is an arithmetic number, because the mean of its divisors is an integer number (7733554500).

Almost surely, 2^79766355824 is an apocalyptic number.

It is an amenable number.

79766355824 is a deficient number, since it is larger than the sum of its proper divisors (74904734176).

79766355824 is a wasteful number, since it uses less digits than its factorization.

79766355824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992768 (or 3992762 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 62.

The spelling of 79766355824 in words is "seventy-nine billion, seven hundred sixty-six million, three hundred fifty-five thousand, eight hundred twenty-four".