31763597620225 has 24 divisors (see below), whose sum is σ = 39408457822272. Its totient is φ = 25396948651200.

The previous prime is 31763597620193. The next prime is 31763597620289. The reversal of 31763597620225 is 52202679536713.

It is not a de Polignac number, because 31763597620225 - 2⁵ = 31763597620193 is a prime.

It is a super-2 number, since 2×31763597620225² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 31763597620225.

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 23 ways as a sum of consecutive naturals, for example, 347237844 + ... + 347329306.

It is an arithmetic number, because the mean of its divisors is an integer number (1642019075928).

Almost surely, 2^{31763597620225} is an apocalyptic number.

It is an amenable number.

31763597620225 is a deficient number, since it is larger than the sum of its proper divisors (7644860202047).

31763597620225 is a wasteful number, since it uses less digits than its factorization.

31763597620225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98937 (or 98932 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 58.

The spelling of 31763597620225 in words is "thirty-one trillion, seven hundred sixty-three billion, five hundred ninety-seven million, six hundred twenty thousand, two hundred twenty-five".