31475250036012 has 24 divisors (see below), whose sum is σ = 77762382442416. Its totient is φ = 9874588246528.

The previous prime is 31475250036001. The next prime is 31475250036031. The reversal of 31475250036012 is 21063005257413.

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, 77145220473 + ... + 77145220880.

It is an arithmetic number, because the mean of its divisors is an integer number (3240099268434).

Almost surely, 2^{31475250036012} is an apocalyptic number.

It is an amenable number.

31475250036012 is an abundant number, since it is smaller than the sum of its proper divisors (46287132406404).

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

31475250036012 is a wasteful number, since it uses less digits than its factorization.

31475250036012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154290441377 (or 154290441375 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 31475250036012 in words is "thirty-one trillion, four hundred seventy-five billion, two hundred fifty million, thirty-six thousand, twelve".