313603744365172 has 24 divisors (see below), whose sum is σ = 566032627319040. Its totient is φ = 151946200125600.

The previous prime is 313603744365133. The next prime is 313603744365179. The reversal of 313603744365172 is 271563447306313.

It is a super-2 number, since 2×313603744365172² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313603744365179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8257926672 + ... + 8257964647.

It is an arithmetic number, because the mean of its divisors is an integer number (23584692804960).

Almost surely, 2^{313603744365172} is an apocalyptic number.

It is an amenable number.

313603744365172 is a deficient number, since it is larger than the sum of its proper divisors (252428882953868).

313603744365172 is a wasteful number, since it uses less digits than its factorization.

313603744365172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16515891471 (or 16515891469 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 55.

The spelling of 313603744365172 in words is "three hundred thirteen trillion, six hundred three billion, seven hundred forty-four million, three hundred sixty-five thousand, one hundred seventy-two".