317585136959 has 4 divisors (see below), whose sum is σ = 331393186416. Its totient is φ = 303777087504.

The previous prime is 317585136917. The next prime is 317585136961. The reversal of 317585136959 is 959631585713.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 317585136959 - 2¹² = 317585132863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317585136259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6904024694 + ... + 6904024739.

It is an arithmetic number, because the mean of its divisors is an integer number (82848296604).

Almost surely, 2^317585136959 is an apocalyptic number.

317585136959 is a deficient number, since it is larger than the sum of its proper divisors (13808049457).

317585136959 is a wasteful number, since it uses less digits than its factorization.

317585136959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13808049456.

The product of its digits is 30618000, while the sum is 62.

The spelling of 317585136959 in words is "three hundred seventeen billion, five hundred eighty-five million, one hundred thirty-six thousand, nine hundred fifty-nine".