115550555055 has 48 divisors (see below), whose sum is σ = 200308526496. Its totient is φ = 56854586880.

The previous prime is 115550555053. The next prime is 115550555119. The reversal of 115550555055 is 550555055511.

It is not a de Polignac number, because 115550555055 - 2¹ = 115550555053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115550554998 and 115550555016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115550555051) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 4888365 + ... + 4911945.

It is an arithmetic number, because the mean of its divisors is an integer number (4173094302).

Almost surely, 2^115550555055 is an apocalyptic number.

115550555055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115550555055 is a deficient number, since it is larger than the sum of its proper divisors (84757971441).

115550555055 is a wasteful number, since it uses less digits than its factorization.

115550555055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25548 (or 25535 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 42.

The spelling of 115550555055 in words is "one hundred fifteen billion, five hundred fifty million, five hundred fifty-five thousand, fifty-five".