2315537544 has 16 divisors (see below), whose sum is σ = 5788843920. Its totient is φ = 771845840.

The previous prime is 2315537531. The next prime is 2315537561. The reversal of 2315537544 is 4457355132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48240342 + ... + 48240389.

It is an arithmetic number, because the mean of its divisors is an integer number (361802745).

Almost surely, 2^2315537544 is an apocalyptic number.

2315537544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2315537544 is an abundant number, since it is smaller than the sum of its proper divisors (3473306376).

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

2315537544 is a wasteful number, since it uses less digits than its factorization.

2315537544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96480740 (or 96480736 counting only the distinct ones).

The product of its digits is 252000, while the sum is 39.

The square root of 2315537544 is about 48120.0326683181. The cubic root of 2315537544 is about 1322.9718669764.

The spelling of 2315537544 in words is "two billion, three hundred fifteen million, five hundred thirty-seven thousand, five hundred forty-four".