318807403696 has 80 divisors (see below), whose sum is σ = 667480207104. Its totient is φ = 146949783552.

The previous prime is 318807403687. The next prime is 318807403709. The reversal of 318807403696 is 696304708813.

It is a happy number.

It is an unprimeable number.

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, 8732296 + ... + 8768728.

Almost surely, 2^318807403696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 318807403696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333740103552).

318807403696 is an abundant number, since it is smaller than the sum of its proper divisors (348672803408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

318807403696 is a wasteful number, since it uses less digits than its factorization.

318807403696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37118 (or 37112 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 318807403696 in words is "three hundred eighteen billion, eight hundred seven million, four hundred three thousand, six hundred ninety-six".