31677257204 has 12 divisors (see below), whose sum is σ = 55439142528. Its totient is φ = 15837502200.

The previous prime is 31677257201. The next prime is 31677257221. The reversal of 31677257204 is 40275277613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31677257201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216662 + ... + 332109.

It is an arithmetic number, because the mean of its divisors is an integer number (4619928544).

Almost surely, 2^31677257204 is an apocalyptic number.

It is an amenable number.

31677257204 is a deficient number, since it is larger than the sum of its proper divisors (23761885324).

31677257204 is a wasteful number, since it uses less digits than its factorization.

31677257204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563206 (or 563204 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 44.

The spelling of 31677257204 in words is "thirty-one billion, six hundred seventy-seven million, two hundred fifty-seven thousand, two hundred four".