31525352455255 has 4 divisors (see below), whose sum is σ = 37830422946312. Its totient is φ = 25220281964200.

The previous prime is 31525352455243. The next prime is 31525352455291. The reversal of 31525352455255 is 55255425352513.

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

It is a de Polignac number, because none of the positive numbers 2^k-31525352455255 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3152535245521 + ... + 3152535245530.

It is an arithmetic number, because the mean of its divisors is an integer number (9457605736578).

Almost surely, 2^{31525352455255} is an apocalyptic number.

31525352455255 is a deficient number, since it is larger than the sum of its proper divisors (6305070491057).

31525352455255 is an equidigital number, since it uses as much as digits as its factorization.

31525352455255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6305070491056.

The product of its digits is 22500000, while the sum is 52.

The spelling of 31525352455255 in words is "thirty-one trillion, five hundred twenty-five billion, three hundred fifty-two million, four hundred fifty-five thousand, two hundred fifty-five".