31674654664 has 8 divisors (see below), whose sum is σ = 59389977510. Its totient is φ = 15837327328.

The previous prime is 31674654637. The next prime is 31674654679. The reversal of 31674654664 is 46645647613.

It can be written as a sum of positive squares in only one way, i.e., 28042181764 + 3632472900 = 167458^2 + 60270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1979665909 + ... + 1979665924.

Almost surely, 2^31674654664 is an apocalyptic number.

It is an amenable number.

31674654664 is a deficient number, since it is larger than the sum of its proper divisors (27715322846).

31674654664 is a wasteful number, since it uses less digits than its factorization.

31674654664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3959331839 (or 3959331835 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 52.

The spelling of 31674654664 in words is "thirty-one billion, six hundred seventy-four million, six hundred fifty-four thousand, six hundred sixty-four".