318274684918 has 4 divisors (see below), whose sum is σ = 477412027380. Its totient is φ = 159137342458.

The previous prime is 318274684837. The next prime is 318274684967. The reversal of 318274684918 is 819486472813.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79568671228 + ... + 79568671231.

It is an arithmetic number, because the mean of its divisors is an integer number (119353006845).

Almost surely, 2^318274684918 is an apocalyptic number.

318274684918 is a deficient number, since it is larger than the sum of its proper divisors (159137342462).

318274684918 is a wasteful number, since it uses less digits than its factorization.

318274684918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159137342461.

The product of its digits is 18579456, while the sum is 61.

The spelling of 318274684918 in words is "three hundred eighteen billion, two hundred seventy-four million, six hundred eighty-four thousand, nine hundred eighteen".