656313631626424 has 32 divisors (see below), whose sum is σ = 1261035749660400. Its totient is φ = 320042934542080.

The previous prime is 656313631626403. The next prime is 656313631626467. The reversal of 656313631626424 is 424626136313656.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342970942 + ... + 344879245.

Almost surely, 2^{656313631626424} is an apocalyptic number.

It is an amenable number.

656313631626424 is a deficient number, since it is larger than the sum of its proper divisors (604722118033976).

656313631626424 is a wasteful number, since it uses less digits than its factorization.

656313631626424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687853143 (or 687853139 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 58.

The spelling of 656313631626424 in words is "six hundred fifty-six trillion, three hundred thirteen billion, six hundred thirty-one million, six hundred twenty-six thousand, four hundred twenty-four".