317925531252 has 72 divisors (see below), whose sum is σ = 958823046720. Its totient is φ = 90835864560.

The previous prime is 317925531251. The next prime is 317925531257. The reversal of 317925531252 is 252135529713.

317925531252 is a `hidden beast` number, since 3 + 1 + 7 + 92 + 5 + 531 + 25 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 317925531198 and 317925531207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317925531251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30033024 + ... + 30043607.

It is an arithmetic number, because the mean of its divisors is an integer number (13316986760).

Almost surely, 2^317925531252 is an apocalyptic number.

It is an amenable number.

317925531252 is an abundant number, since it is smaller than the sum of its proper divisors (640897515468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

317925531252 is a wasteful number, since it uses less digits than its factorization.

317925531252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60076658 (or 60076643 counting only the distinct ones).

The product of its digits is 567000, while the sum is 45.

The spelling of 317925531252 in words is "three hundred seventeen billion, nine hundred twenty-five million, five hundred thirty-one thousand, two hundred fifty-two".