115312442544 has 120 divisors (see below), whose sum is σ = 352726420592. Its totient is φ = 34951150080.

The previous prime is 115312442473. The next prime is 115312442587. The reversal of 115312442544 is 445244213511.

115312442544 is a `hidden beast` number, since 1 + 1 + 53 + 1 + 24 + 42 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 115312442499 and 115312442508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 334267 + ... + 585114.

Almost surely, 2^115312442544 is an apocalyptic number.

It is an amenable number.

115312442544 is an abundant number, since it is smaller than the sum of its proper divisors (237413978048).

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

115312442544 is a wasteful number, since it uses less digits than its factorization.

115312442544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919475 (or 919466 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The spelling of 115312442544 in words is "one hundred fifteen billion, three hundred twelve million, four hundred forty-two thousand, five hundred forty-four".