313591998160 has 40 divisors (see below), whose sum is σ = 833258739456. Its totient is φ = 107517256320.

The previous prime is 313591998151. The next prime is 313591998163. The reversal of 313591998160 is 61899195313.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313591998163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279992296 + ... + 279993415.

Almost surely, 2^313591998160 is an apocalyptic number.

It is an amenable number.

313591998160 is an abundant number, since it is smaller than the sum of its proper divisors (519666741296).

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

313591998160 is a wasteful number, since it uses less digits than its factorization.

313591998160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559985731 (or 559985725 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 55.

The spelling of 313591998160 in words is "three hundred thirteen billion, five hundred ninety-one million, nine hundred ninety-eight thousand, one hundred sixty".