317779646977713 has 4 divisors (see below), whose sum is σ = 423706195970288. Its totient is φ = 211853097985140.

The previous prime is 317779646977589. The next prime is 317779646977777.

317779646977713 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 317779646977713 - 2¹² = 317779646973617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (317779646977313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52963274496283 + ... + 52963274496288.

It is an arithmetic number, because the mean of its divisors is an integer number (105926548992572).

Almost surely, 2^{317779646977713} is an apocalyptic number.

It is an amenable number.

317779646977713 is a deficient number, since it is larger than the sum of its proper divisors (105926548992575).

317779646977713 is a wasteful number, since it uses less digits than its factorization.

317779646977713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105926548992574.

The product of its digits is 12350321424, while the sum is 84.

The spelling of 317779646977713 in words is "three hundred seventeen trillion, seven hundred seventy-nine billion, six hundred forty-six million, nine hundred seventy-seven thousand, seven hundred thirteen".