79773103536 has 80 divisors (see below), whose sum is σ = 236324707584. Its totient is φ = 22714497792.

The previous prime is 79773103523. The next prime is 79773103577. The reversal of 79773103536 is 63530137797.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

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, 306706 + ... + 503601.

Almost surely, 2^79773103536 is an apocalyptic number.

It is an amenable number.

79773103536 is an abundant number, since it is smaller than the sum of its proper divisors (156551604048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79773103536 is a wasteful number, since it uses less digits than its factorization.

79773103536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810618 (or 810612 counting only the distinct ones).

The product of its (nonzero) digits is 2500470, while the sum is 51.

The spelling of 79773103536 in words is "seventy-nine billion, seven hundred seventy-three million, one hundred three thousand, five hundred thirty-six".