31042976177313 has 20 divisors (see below), whose sum is σ = 46577126626800. Its totient is φ = 20604148639992.

The previous prime is 31042976177293. The next prime is 31042976177321. The reversal of 31042976177313 is 31377167924013.

31042976177313 is a `hidden beast` number, since 3 + 1 + 0 + 4 + 2 + 9 + 7 + 617 + 7 + 3 + 13 = 666.

It is not a de Polignac number, because 31042976177313 - 2⁶ = 31042976177249 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 31042976177313.

It is not an unprimeable number, because it can be changed into a prime (31042976177333) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 844137163 + ... + 844173936.

It is an arithmetic number, because the mean of its divisors is an integer number (2328856331340).

Almost surely, 2^{31042976177313} is an apocalyptic number.

It is an amenable number.

31042976177313 is a deficient number, since it is larger than the sum of its proper divisors (15534150449487).

31042976177313 is a wasteful number, since it uses less digits than its factorization.

31042976177313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688311338 (or 1688311329 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 54.

The spelling of 31042976177313 in words is "thirty-one trillion, forty-two billion, nine hundred seventy-six million, one hundred seventy-seven thousand, three hundred thirteen".