317380254671 has 4 divisors (see below), whose sum is σ = 317739689592. Its totient is φ = 317020819752.

The previous prime is 317380254647. The next prime is 317380254683. The reversal of 317380254671 is 176452083713.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 317380254671 - 2²² = 317376060367 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 (317380254691) 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, 179716136 + ... + 179717901.

It is an arithmetic number, because the mean of its divisors is an integer number (79434922398).

Almost surely, 2^317380254671 is an apocalyptic number.

317380254671 is a deficient number, since it is larger than the sum of its proper divisors (359434921).

317380254671 is an equidigital number, since it uses as much as digits as its factorization.

317380254671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359434920.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 317380254671 in words is "three hundred seventeen billion, three hundred eighty million, two hundred fifty-four thousand, six hundred seventy-one".