79320769318 has 32 divisors (see below), whose sum is σ = 140937744960. Its totient is φ = 32759301120.

The previous prime is 79320769273. The next prime is 79320769331. The reversal of 79320769318 is 81396702397.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24030 + ... + 399022.

It is an arithmetic number, because the mean of its divisors is an integer number (4404304530).

Almost surely, 2^79320769318 is an apocalyptic number.

79320769318 is a deficient number, since it is larger than the sum of its proper divisors (61616975642).

79320769318 is a wasteful number, since it uses less digits than its factorization.

79320769318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375552.

The product of its (nonzero) digits is 3429216, while the sum is 55.

The spelling of 79320769318 in words is "seventy-nine billion, three hundred twenty million, seven hundred sixty-nine thousand, three hundred eighteen".