317428930225 has 12 divisors (see below), whose sum is σ = 429394771440. Its totient is φ = 230857403600.

The previous prime is 317428930223. The next prime is 317428930261. The reversal of 317428930225 is 522039824713.

It is not a de Polignac number, because 317428930225 - 2¹ = 317428930223 is a prime.

It is a super-2 number, since 2×317428930225² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (317428930223) 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 11 ways as a sum of consecutive naturals, for example, 577143235 + ... + 577143784.

It is an arithmetic number, because the mean of its divisors is an integer number (35782897620).

Almost surely, 2^317428930225 is an apocalyptic number.

It is an amenable number.

317428930225 is a deficient number, since it is larger than the sum of its proper divisors (111965841215).

317428930225 is a wasteful number, since it uses less digits than its factorization.

317428930225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154287040 (or 1154287035 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 317428930225 in words is "three hundred seventeen billion, four hundred twenty-eight million, nine hundred thirty thousand, two hundred twenty-five".