31434833791012 has 24 divisors (see below), whose sum is σ = 56008172908800. Its totient is φ = 15433116051936.

The previous prime is 31434833791001. The next prime is 31434833791019. The reversal of 31434833791012 is 21019733843413.

It is not an unprimeable number, because it can be changed into a prime (31434833791019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76968087 + ... + 77375422.

It is an arithmetic number, because the mean of its divisors is an integer number (2333673871200).

Almost surely, 2^{31434833791012} is an apocalyptic number.

It is an amenable number.

31434833791012 is a deficient number, since it is larger than the sum of its proper divisors (24573339117788).

31434833791012 is a wasteful number, since it uses less digits than its factorization.

31434833791012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154344435 (or 154344433 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 31434833791012 in words is "thirty-one trillion, four hundred thirty-four billion, eight hundred thirty-three million, seven hundred ninety-one thousand, twelve".