31324621662504 has 48 divisors (see below), whose sum is σ = 85089260442420. Its totient is φ = 10410556746240.

The previous prime is 31324621662487. The next prime is 31324621662533. The reversal of 31324621662504 is 40526612642313.

31324621662504 is a `hidden beast` number, since 3 + 1 + 3 + 2 + 4 + 6 + 2 + 16 + 625 + 0 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29866203140004 + 1458418522500 = 5464998^2 + 1207650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 31324621662504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645471567 + ... + 645520094.

Almost surely, 2^{31324621662504} is an apocalyptic number.

It is an amenable number.

31324621662504 is an abundant number, since it is smaller than the sum of its proper divisors (53764638779916).

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

31324621662504 is a wasteful number, since it uses less digits than its factorization.

31324621662504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290992010 (or 1290992003 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 31324621662504 in words is "thirty-one trillion, three hundred twenty-four billion, six hundred twenty-one million, six hundred sixty-two thousand, five hundred four".