79604664854 has 16 divisors (see below), whose sum is σ = 140282346960. Its totient is φ = 33400558560.

The previous prime is 79604664757. The next prime is 79604664869. The reversal of 79604664854 is 45846640697.

It is a junction number, because it is equal to n+sod(n) for n = 79604664793 and 79604664802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139168709 + ... + 139169280.

It is an arithmetic number, because the mean of its divisors is an integer number (8767646685).

Almost surely, 2^79604664854 is an apocalyptic number.

79604664854 is a deficient number, since it is larger than the sum of its proper divisors (60677682106).

79604664854 is a wasteful number, since it uses less digits than its factorization.

79604664854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278338015.

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 79604664854 in words is "seventy-nine billion, six hundred four million, six hundred sixty-four thousand, eight hundred fifty-four".