115782311824 has 45 divisors (see below), whose sum is σ = 225886929681. Its totient is φ = 57491681280.

The previous prime is 115782311809. The next prime is 115782311831. The reversal of 115782311824 is 428113287511.

It is a happy number.

The square root of 115782311824 is 340268.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 113987264400 + 1795047424 = 337620^2 + 42368^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 349795339 + ... + 349795669.

Almost surely, 2^115782311824 is an apocalyptic number.

115782311824 is the 340268-th square number.

It is an amenable number.

115782311824 is a deficient number, since it is larger than the sum of its proper divisors (110104617857).

115782311824 is an frugal number, since it uses more digits than its factorization.

115782311824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184 (or 590 counting only the distinct ones).

The product of its digits is 107520, while the sum is 43.

The spelling of 115782311824 in words is "one hundred fifteen billion, seven hundred eighty-two million, three hundred eleven thousand, eight hundred twenty-four".