9979164176 has 10 divisors (see below), whose sum is σ = 19334630622. Its totient is φ = 4989582080.

The previous prime is 9979164149. The next prime is 9979164193. The reversal of 9979164176 is 6714619799.

It can be written as a sum of positive squares in only one way, i.e., 5516924176 + 4462240000 = 74276^2 + 66800^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311848865 + ... + 311848896.

Almost surely, 2^9979164176 is an apocalyptic number.

It is an amenable number.

9979164176 is a deficient number, since it is larger than the sum of its proper divisors (9355466446).

9979164176 is a wasteful number, since it uses less digits than its factorization.

9979164176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623697769 (or 623697763 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 59.

The square root of 9979164176 is about 99895.7665569467. The cubic root of 9979164176 is about 2152.9373355287.

The spelling of 9979164176 in words is "nine billion, nine hundred seventy-nine million, one hundred sixty-four thousand, one hundred seventy-six".