115516330557 has 16 divisors (see below), whose sum is σ = 160364944320. Its totient is φ = 73900886400.

The previous prime is 115516330543. The next prime is 115516330561. The reversal of 115516330557 is 755033615511.

It is not a de Polignac number, because 115516330557 - 2⁶ = 115516330493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115516330537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7690507 + ... + 7705512.

It is an arithmetic number, because the mean of its divisors is an integer number (10022809020).

Almost surely, 2^115516330557 is an apocalyptic number.

It is an amenable number.

115516330557 is a deficient number, since it is larger than the sum of its proper divisors (44848613763).

115516330557 is a wasteful number, since it uses less digits than its factorization.

115516330557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15396124.

The product of its (nonzero) digits is 236250, while the sum is 42.

The spelling of 115516330557 in words is "one hundred fifteen billion, five hundred sixteen million, three hundred thirty thousand, five hundred fifty-seven".