317468645855999 has 32 divisors (see below), whose sum is σ = 356956810256640. Its totient is φ = 279852362899200.

The previous prime is 317468645855969. The next prime is 317468645856013. The reversal of 317468645855999 is 999558546864713.

It is a cyclic number.

It is not a de Polignac number, because 317468645855999 - 2³² = 317464350888703 is a prime.

It is a super-2 number, since 2×317468645855999² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317468645855969) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81947384 + ... + 85733954.

It is an arithmetic number, because the mean of its divisors is an integer number (11154900320520).

Almost surely, 2^{317468645855999} is an apocalyptic number.

317468645855999 is a deficient number, since it is larger than the sum of its proper divisors (39488164400641).

317468645855999 is a wasteful number, since it uses less digits than its factorization.

317468645855999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3787911.

The product of its digits is 70543872000, while the sum is 89.

The spelling of 317468645855999 in words is "three hundred seventeen trillion, four hundred sixty-eight billion, six hundred forty-five million, eight hundred fifty-five thousand, nine hundred ninety-nine".