115550880 has 96 divisors (see below), whose sum is σ = 369520704. Its totient is φ = 30345216.

The previous prime is 115550849. The next prime is 115550899. The reversal of 115550880 is 88055511.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30364 + ... + 33956.

It is an arithmetic number, because the mean of its divisors is an integer number (3849174).

Almost surely, 2^115550880 is an apocalyptic number.

115550880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115550880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184760352).

115550880 is an abundant number, since it is smaller than the sum of its proper divisors (253969824).

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

115550880 is a wasteful number, since it uses less digits than its factorization.

115550880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3678 (or 3670 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 33.

The square root of 115550880 is about 10749.4595212969. The cubic root of 115550880 is about 487.0696688976.

The spelling of 115550880 in words is "one hundred fifteen million, five hundred fifty thousand, eight hundred eighty".