317252350217 has 8 divisors (see below), whose sum is σ = 347645464320. Its totient is φ = 287117901360.

The previous prime is 317252350199. The next prime is 317252350271. The reversal of 317252350217 is 712053252713.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317252350217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (317252352217) 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, 64663742 + ... + 64668647.

It is an arithmetic number, because the mean of its divisors is an integer number (43455683040).

Almost surely, 2^317252350217 is an apocalyptic number.

It is an amenable number.

317252350217 is a deficient number, since it is larger than the sum of its proper divisors (30393114103).

317252350217 is a wasteful number, since it uses less digits than its factorization.

317252350217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129332623.

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 317252350217 in words is "three hundred seventeen billion, two hundred fifty-two million, three hundred fifty thousand, two hundred seventeen".