318484916047 has 2 divisors, whose sum is σ = 318484916048. Its totient is φ = 318484916046.

The previous prime is 318484916041. The next prime is 318484916083. The reversal of 318484916047 is 740619484813.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 318484916047 - 2⁷ = 318484915919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318484916041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159242458023 + 159242458024.

It is an arithmetic number, because the mean of its divisors is an integer number (159242458024).

Almost surely, 2^318484916047 is an apocalyptic number.

318484916047 is a deficient number, since it is larger than the sum of its proper divisors (1).

318484916047 is an equidigital number, since it uses as much as digits as its factorization.

318484916047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 318484916047 in words is "three hundred eighteen billion, four hundred eighty-four million, nine hundred sixteen thousand, forty-seven".