31346354512 has 40 divisors (see below), whose sum is σ = 67870780992. Its totient is φ = 13900819200.

The previous prime is 31346354467. The next prime is 31346354539. The reversal of 31346354512 is 21545364313.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

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, 2164788 + ... + 2179219.

Almost surely, 2^31346354512 is an apocalyptic number.

It is an amenable number.

31346354512 is an abundant number, since it is smaller than the sum of its proper divisors (36524426480).

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

31346354512 is a wasteful number, since it uses less digits than its factorization.

31346354512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4344067 (or 4344061 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The spelling of 31346354512 in words is "thirty-one billion, three hundred forty-six million, three hundred fifty-four thousand, five hundred twelve".