115656559998 has 16 divisors (see below), whose sum is σ = 264357851520. Its totient is φ = 33044731416.

The previous prime is 115656559981. The next prime is 115656560021. The reversal of 115656559998 is 899955656511.

It is a super-4 number, since 4×115656559998⁴ (a number of 45 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376863768 + ... + 1376863851.

It is an arithmetic number, because the mean of its divisors is an integer number (16522365720).

Almost surely, 2^115656559998 is an apocalyptic number.

115656559998 is an abundant number, since it is smaller than the sum of its proper divisors (148701291522).

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

115656559998 is a wasteful number, since it uses less digits than its factorization.

115656559998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753727631.

The product of its digits is 131220000, while the sum is 69.

The spelling of 115656559998 in words is "one hundred fifteen billion, six hundred fifty-six million, five hundred fifty-nine thousand, nine hundred ninety-eight".