317898743160863 has 2 divisors, whose sum is σ = 317898743160864. Its totient is φ = 317898743160862.

The previous prime is 317898743160767. The next prime is 317898743160877. The reversal of 317898743160863 is 368061347898713.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317898743160863 is a prime.

It is a super-2 number, since 2×317898743160863² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317898743160263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158949371580431 + 158949371580432.

It is an arithmetic number, because the mean of its divisors is an integer number (158949371580432).

Almost surely, 2^{317898743160863} is an apocalyptic number.

317898743160863 is a deficient number, since it is larger than the sum of its proper divisors (1).

317898743160863 is an equidigital number, since it uses as much as digits as its factorization.

317898743160863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 877879296, while the sum is 74.

The spelling of 317898743160863 in words is "three hundred seventeen trillion, eight hundred ninety-eight billion, seven hundred forty-three million, one hundred sixty thousand, eight hundred sixty-three".