31663488524345 has 16 divisors (see below), whose sum is σ = 38013296716800. Its totient is φ = 25319385530304.

The previous prime is 31663488524281. The next prime is 31663488524411. The reversal of 31663488524345 is 54342588436613.

It is a cyclic number.

It is not a de Polignac number, because 31663488524345 - 2⁶ = 31663488524281 is a prime.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 159315704 + ... + 159514326.

It is an arithmetic number, because the mean of its divisors is an integer number (2375831044800).

Almost surely, 2^{31663488524345} is an apocalyptic number.

It is an amenable number.

31663488524345 is a deficient number, since it is larger than the sum of its proper divisors (6349808192455).

31663488524345 is a wasteful number, since it uses less digits than its factorization.

31663488524345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212824.

The product of its digits is 199065600, while the sum is 62.

The spelling of 31663488524345 in words is "thirty-one trillion, six hundred sixty-three billion, four hundred eighty-eight million, five hundred twenty-four thousand, three hundred forty-five".