31673134612 has 24 divisors (see below), whose sum is σ = 63365644160. Its totient is φ = 13570048800.

The previous prime is 31673134477. The next prime is 31673134631. The reversal of 31673134612 is 21643137613.

It is a super-2 number, since 2×31673134612² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78912 + ... + 263767.

Almost surely, 2^31673134612 is an apocalyptic number.

It is an amenable number.

31673134612 is an abundant number, since it is smaller than the sum of its proper divisors (31692509548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31673134612 is a wasteful number, since it uses less digits than its factorization.

31673134612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345991 (or 345989 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The spelling of 31673134612 in words is "thirty-one billion, six hundred seventy-three million, one hundred thirty-four thousand, six hundred twelve".