79122115776 has 56 divisors (see below), whose sum is σ = 228375203904. Its totient is φ = 23976398080.

The previous prime is 79122115697. The next prime is 79122115781. The reversal of 79122115776 is 67751122197.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 18729450 + ... + 18733673.

Almost surely, 2^79122115776 is an apocalyptic number.

It is an amenable number.

79122115776 is an abundant number, since it is smaller than the sum of its proper divisors (149253088128).

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

79122115776 is a wasteful number, since it uses less digits than its factorization.

79122115776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37463149 (or 37463139 counting only the distinct ones).

The product of its digits is 370440, while the sum is 48.

The spelling of 79122115776 in words is "seventy-nine billion, one hundred twenty-two million, one hundred fifteen thousand, seven hundred seventy-six".