318718672627 has 2 divisors, whose sum is σ = 318718672628. Its totient is φ = 318718672626.

The previous prime is 318718672543. The next prime is 318718672637. The reversal of 318718672627 is 726276817813.

It is a strong prime.

It is an emirp because it is prime and its reverse (726276817813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 318718672627 - 2³¹ = 316571188979 is a prime.

It is a super-2 number, since 2×318718672627² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (318718672637) 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 as a sum of consecutive naturals, namely, 159359336313 + 159359336314.

It is an arithmetic number, because the mean of its divisors is an integer number (159359336314).

Almost surely, 2^318718672627 is an apocalyptic number.

318718672627 is a deficient number, since it is larger than the sum of its proper divisors (1).

318718672627 is an equidigital number, since it uses as much as digits as its factorization.

318718672627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9483264, while the sum is 58.

The spelling of 318718672627 in words is "three hundred eighteen billion, seven hundred eighteen million, six hundred seventy-two thousand, six hundred twenty-seven".