318814183599997 has 2 divisors, whose sum is σ = 318814183599998. Its totient is φ = 318814183599996.

The previous prime is 318814183599907. The next prime is 318814183600021. The reversal of 318814183599997 is 799995381418813.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215744805568516 + 103069378031481 = 14688254^2 + 10152309^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-318814183599997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318814183599907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159407091799998 + 159407091799999.

It is an arithmetic number, because the mean of its divisors is an integer number (159407091799999).

Almost surely, 2^{318814183599997} is an apocalyptic number.

It is an amenable number.

318814183599997 is a deficient number, since it is larger than the sum of its proper divisors (1).

318814183599997 is an equidigital number, since it uses as much as digits as its factorization.

318814183599997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4232632320, while the sum is 85.

The spelling of 318814183599997 in words is "three hundred eighteen trillion, eight hundred fourteen billion, one hundred eighty-three million, five hundred ninety-nine thousand, nine hundred ninety-seven".