31325401632523 has 4 divisors (see below), whose sum is σ = 31388177989000. Its totient is φ = 31262625276048.

The previous prime is 31325401632521. The next prime is 31325401632533. The reversal of 31325401632523 is 32523610452313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 31325401632523 - 2¹ = 31325401632521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31325401632521) 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, 31388177490 + ... + 31388178487.

It is an arithmetic number, because the mean of its divisors is an integer number (7847044497250).

Almost surely, 2^{31325401632523} is an apocalyptic number.

31325401632523 is a deficient number, since it is larger than the sum of its proper divisors (62776356477).

31325401632523 is an equidigital number, since it uses as much as digits as its factorization.

31325401632523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62776356476.

The product of its (nonzero) digits is 388800, while the sum is 40.

The spelling of 31325401632523 in words is "thirty-one trillion, three hundred twenty-five billion, four hundred one million, six hundred thirty-two thousand, five hundred twenty-three".