317508245312 has 14 divisors (see below), whose sum is σ = 630055424418. Its totient is φ = 158754122624.

The previous prime is 317508245303. The next prime is 317508245323. The reversal of 317508245312 is 213542805713.

It can be written as a sum of positive squares in only one way, i.e., 286456166656 + 31052078656 = 535216^2 + 176216^2 .

It is a super-2 number, since 2×317508245312² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 317508245312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2480533103 + ... + 2480533230.

It is an arithmetic number, because the mean of its divisors is an integer number (45003958887).

Almost surely, 2^317508245312 is an apocalyptic number.

317508245312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

317508245312 is a deficient number, since it is larger than the sum of its proper divisors (312547179106).

317508245312 is an equidigital number, since it uses as much as digits as its factorization.

317508245312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961066345 (or 4961066335 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 317508245312 in words is "three hundred seventeen billion, five hundred eight million, two hundred forty-five thousand, three hundred twelve".