2315045312 has 112 divisors (see below), whose sum is σ = 5151071232. Its totient is φ = 1026600960.

The previous prime is 2315045273. The next prime is 2315045323. The reversal of 2315045312 is 2135405132.

It is a happy number.

It is a super-2 number, since 2×2315045312² = 10718869593226354688, which contains 22 as substring.

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, 1776053 + ... + 1777355.

Almost surely, 2^2315045312 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 2315045312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2575535616).

2315045312 is an abundant number, since it is smaller than the sum of its proper divisors (2836025920).

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

2315045312 is a wasteful number, since it uses less digits than its factorization.

2315045312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426 (or 1416 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2315045312 is about 48114.9177698560. The cubic root of 2315045312 is about 1322.8781154931.

The spelling of 2315045312 in words is "two billion, three hundred fifteen million, forty-five thousand, three hundred twelve".