317386627520727 has 4 divisors (see below), whose sum is σ = 423182170027640. Its totient is φ = 211591085013816.

The previous prime is 317386627520681. The next prime is 317386627520737. The reversal of 317386627520727 is 727025726683713.

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

It is not a de Polignac number, because 317386627520727 - 2¹⁸ = 317386627258583 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 (317386627520737) 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, 52897771253452 + ... + 52897771253457.

It is an arithmetic number, because the mean of its divisors is an integer number (105795542506910).

Almost surely, 2^{317386627520727} is an apocalyptic number.

317386627520727 is a deficient number, since it is larger than the sum of its proper divisors (105795542506913).

317386627520727 is a wasteful number, since it uses less digits than its factorization.

317386627520727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105795542506912.

The product of its (nonzero) digits is 248935680, while the sum is 66.

The spelling of 317386627520727 in words is "three hundred seventeen trillion, three hundred eighty-six billion, six hundred twenty-seven million, five hundred twenty thousand, seven hundred twenty-seven".