79357804985937 has 12 divisors (see below), whose sum is σ = 108109591590896. Its totient is φ = 51779560695720.

The previous prime is 79357804985891. The next prime is 79357804985951. The reversal of 79357804985937 is 73958940875397.

79357804985937 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 79357804985937 - 2¹⁸ = 79357804723793 is a prime.

It is a super-2 number, since 2×79357804985937² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 79357804985937.

It is not an unprimeable number, because it can be changed into a prime (79357804981937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5987454139 + ... + 5987467392.

Almost surely, 2^{79357804985937} is an apocalyptic number.

It is an amenable number.

79357804985937 is a deficient number, since it is larger than the sum of its proper divisors (28751786604959).

79357804985937 is a wasteful number, since it uses less digits than its factorization.

79357804985937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11974921628 (or 11974921581 counting only the distinct ones).

The product of its (nonzero) digits is 14402707200, while the sum is 84.

The spelling of 79357804985937 in words is "seventy-nine trillion, three hundred fifty-seven billion, eight hundred four million, nine hundred eighty-five thousand, nine hundred thirty-seven".