2318315611856 has 40 divisors (see below), whose sum is σ = 4749719831808. Its totient is φ = 1094405472000.

The previous prime is 2318315611853. The next prime is 2318315611891. The reversal of 2318315611856 is 6581165138132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2318315611853) 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 7 ways as a sum of consecutive naturals, for example, 56979950 + ... + 57020621.

Almost surely, 2^{2318315611856} is an apocalyptic number.

It is an amenable number.

2318315611856 is an abundant number, since it is smaller than the sum of its proper divisors (2431404219952).

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

2318315611856 is a wasteful number, since it uses less digits than its factorization.

2318315611856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114000651 (or 114000645 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 50.

The spelling of 2318315611856 in words is "two trillion, three hundred eighteen billion, three hundred fifteen million, six hundred eleven thousand, eight hundred fifty-six".