318484916347 has 16 divisors (see below), whose sum is σ = 343735999488. Its totient is φ = 293341744800.

The previous prime is 318484916293. The next prime is 318484916353. The reversal of 318484916347 is 743619484813.

It is a happy number.

It is not a de Polignac number, because 318484916347 - 2²³ = 318476527739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 318484916291 and 318484916300.

It is not an unprimeable number, because it can be changed into a prime (318484916047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20858838 + ... + 20874100.

It is an arithmetic number, because the mean of its divisors is an integer number (21483499968).

Almost surely, 2^318484916347 is an apocalyptic number.

318484916347 is a deficient number, since it is larger than the sum of its proper divisors (25251083141).

318484916347 is a wasteful number, since it uses less digits than its factorization.

318484916347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18690.

The product of its digits is 13934592, while the sum is 58.

The spelling of 318484916347 in words is "three hundred eighteen billion, four hundred eighty-four million, nine hundred sixteen thousand, three hundred forty-seven".