317257474799 has 4 divisors (see below), whose sum is σ = 317266456920. Its totient is φ = 317248492680.

The previous prime is 317257474777. The next prime is 317257474801. The reversal of 317257474799 is 997474752713.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317257474799 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 (317257404799) 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, 4437869 + ... + 4508790.

It is an arithmetic number, because the mean of its divisors is an integer number (79316614230).

Almost surely, 2^317257474799 is an apocalyptic number.

317257474799 is a deficient number, since it is larger than the sum of its proper divisors (8982121).

317257474799 is an equidigital number, since it uses as much as digits as its factorization.

317257474799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8982120.

The product of its digits is 93350880, while the sum is 65.

The spelling of 317257474799 in words is "three hundred seventeen billion, two hundred fifty-seven million, four hundred seventy-four thousand, seven hundred ninety-nine".