79309325913 has 8 divisors (see below), whose sum is σ = 105786590976. Its totient is φ = 52852472400.

The previous prime is 79309325911. The next prime is 79309325941. The reversal of 79309325913 is 31952390397.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 79309325913 - 2¹ = 79309325911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79309325911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5093818 + ... + 5109363.

It is an arithmetic number, because the mean of its divisors is an integer number (13223323872).

Almost surely, 2^79309325913 is an apocalyptic number.

It is an amenable number.

79309325913 is a deficient number, since it is larger than the sum of its proper divisors (26477265063).

79309325913 is a wasteful number, since it uses less digits than its factorization.

79309325913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10205775.

The product of its (nonzero) digits is 1377810, while the sum is 51.

The spelling of 79309325913 in words is "seventy-nine billion, three hundred nine million, three hundred twenty-five thousand, nine hundred thirteen".