79942577192 has 16 divisors (see below), whose sum is σ = 149899394400. Its totient is φ = 39969405360.

The previous prime is 79942577173. The next prime is 79942577219. The reversal of 79942577192 is 29177524997.

It is a happy 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, 46034 + ... + 402497.

It is an arithmetic number, because the mean of its divisors is an integer number (9368712150).

Almost surely, 2^79942577192 is an apocalyptic number.

It is an amenable number.

79942577192 is a deficient number, since it is larger than the sum of its proper divisors (69956817208).

79942577192 is a wasteful number, since it uses less digits than its factorization.

79942577192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470816 (or 470812 counting only the distinct ones).

The product of its digits is 20003760, while the sum is 62.

The spelling of 79942577192 in words is "seventy-nine billion, nine hundred forty-two million, five hundred seventy-seven thousand, one hundred ninety-two".