977227164099 has 12 divisors (see below), whose sum is σ = 1414736697816. Its totient is φ = 650014153152.

The previous prime is 977227164029. The next prime is 977227164101. The reversal of 977227164099 is 990461722779.

977227164099 is a `hidden beast` number, since 97 + 72 + 2 + 71 + 6 + 409 + 9 = 666.

977227164099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 977227164099 - 2¹⁶ = 977227098563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (977227164029) 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, 122547702 + ... + 122555675.

It is an arithmetic number, because the mean of its divisors is an integer number (117894724818).

Almost surely, 2^977227164099 is an apocalyptic number.

977227164099 is a deficient number, since it is larger than the sum of its proper divisors (437509533717).

977227164099 is a wasteful number, since it uses less digits than its factorization.

977227164099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245103826 (or 245103823 counting only the distinct ones).

The product of its (nonzero) digits is 24004512, while the sum is 63.

The spelling of 977227164099 in words is "nine hundred seventy-seven billion, two hundred twenty-seven million, one hundred sixty-four thousand, ninety-nine".