317632928563 has 2 divisors, whose sum is σ = 317632928564. Its totient is φ = 317632928562.

The previous prime is 317632928551. The next prime is 317632928617. The reversal of 317632928563 is 365829236713.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 317632928563 - 2³³ = 309042993971 is a prime.

It is a super-2 number, since 2×317632928563² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (317632928663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158816464281 + 158816464282.

It is an arithmetic number, because the mean of its divisors is an integer number (158816464282).

Almost surely, 2^317632928563 is an apocalyptic number.

317632928563 is a deficient number, since it is larger than the sum of its proper divisors (1).

317632928563 is an equidigital number, since it uses as much as digits as its factorization.

317632928563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 55.

The spelling of 317632928563 in words is "three hundred seventeen billion, six hundred thirty-two million, nine hundred twenty-eight thousand, five hundred sixty-three".