318673722859 has 2 divisors, whose sum is σ = 318673722860. Its totient is φ = 318673722858.

The previous prime is 318673722811. The next prime is 318673722889. The reversal of 318673722859 is 958227376813.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 318673722859 - 2⁹ = 318673722347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 318673722797 and 318673722806.

It is not a weakly prime, because it can be changed into another prime (318673722889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159336861429 + 159336861430.

It is an arithmetic number, because the mean of its divisors is an integer number (159336861430).

Almost surely, 2^318673722859 is an apocalyptic number.

318673722859 is a deficient number, since it is larger than the sum of its proper divisors (1).

318673722859 is an equidigital number, since it uses as much as digits as its factorization.

318673722859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30481920, while the sum is 61.

The spelling of 318673722859 in words is "three hundred eighteen billion, six hundred seventy-three million, seven hundred twenty-two thousand, eight hundred fifty-nine".