31673134456 has 16 divisors (see below), whose sum is σ = 59397067800. Its totient is φ = 15833916384.

The previous prime is 31673134399. The next prime is 31673134459. The reversal of 31673134456 is 65443137613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31673134459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280110 + ... + 376573.

Almost surely, 2^31673134456 is an apocalyptic number.

It is an amenable number.

31673134456 is a deficient number, since it is larger than the sum of its proper divisors (27723933344).

31673134456 is a wasteful number, since it uses less digits than its factorization.

31673134456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662718 (or 662714 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The spelling of 31673134456 in words is "thirty-one billion, six hundred seventy-three million, one hundred thirty-four thousand, four hundred fifty-six".