313889013880 has 64 divisors (see below), whose sum is σ = 805317085440. Its totient is φ = 109079980032.

The previous prime is 313889013817. The next prime is 313889014003. The reversal of 313889013880 is 88310988313.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17745064 + ... + 17762743.

It is an arithmetic number, because the mean of its divisors is an integer number (12583079460).

Almost surely, 2^313889013880 is an apocalyptic number.

It is an amenable number.

313889013880 is an abundant number, since it is smaller than the sum of its proper divisors (491428071560).

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

313889013880 is a wasteful number, since it uses less digits than its factorization.

313889013880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35507848 (or 35507844 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 52.

The spelling of 313889013880 in words is "three hundred thirteen billion, eight hundred eighty-nine million, thirteen thousand, eight hundred eighty".