31325587968832 has 28 divisors (see below), whose sum is σ = 62210391715620. Its totient is φ = 15650528638976.

The previous prime is 31325587968799. The next prime is 31325587968833. The reversal of 31325587968832 is 23886978552313.

It can be written as a sum of positive squares in 2 ways, for example, as 19557834035776 + 11767753933056 = 4422424^2 + 3430416^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31325587968833) 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, 191563657 + ... + 191727112.

Almost surely, 2^{31325587968832} is an apocalyptic number.

31325587968832 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31325587968832 is a deficient number, since it is larger than the sum of its proper divisors (30884803746788).

31325587968832 is a wasteful number, since it uses less digits than its factorization.

31325587968832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383292058 (or 383292048 counting only the distinct ones).

The product of its digits is 522547200, while the sum is 70.

The spelling of 31325587968832 in words is "thirty-one trillion, three hundred twenty-five billion, five hundred eighty-seven million, nine hundred sixty-eight thousand, eight hundred thirty-two".