9931977676 has 24 divisors (see below), whose sum is σ = 17466246000. Its totient is φ = 4941682944.

The previous prime is 9931977667. The next prime is 9931977689. The reversal of 9931977676 is 6767791399.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678240 + ... + 692728.

It is an arithmetic number, because the mean of its divisors is an integer number (727760250).

Almost surely, 2^9931977676 is an apocalyptic number.

It is an amenable number.

9931977676 is a deficient number, since it is larger than the sum of its proper divisors (7534268324).

9931977676 is a wasteful number, since it uses less digits than its factorization.

9931977676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15321 (or 15319 counting only the distinct ones).

The product of its digits is 27005076, while the sum is 64.

The square root of 9931977676 is about 99659.3080248905. The cubic root of 9931977676 is about 2149.5385832240.

The spelling of 9931977676 in words is "nine billion, nine hundred thirty-one million, nine hundred seventy-seven thousand, six hundred seventy-six".