115549059600 has 300 divisors, whose sum is σ = 446597645956. Its totient is φ = 28442741760.

The previous prime is 115549059581. The next prime is 115549059673. The reversal of 115549059600 is 6950945511.

It is a happy number.

115549059600 is a `hidden beast` number, since 1 + 1 + 5 + 54 + 9 + 0 + 596 + 0 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 82301184 + 115466758416 = 9072^2 + 339804^2 .

It is a tau number, because it is divible by the number of its divisors (300).

It is a super-3 number, since 3×115549059600³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 59 ways as a sum of consecutive naturals, for example, 284034 + ... + 558366.

Almost surely, 2^115549059600 is an apocalyptic number.

115549059600 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 115549059600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223298822978).

115549059600 is an abundant number, since it is smaller than the sum of its proper divisors (331048586356).

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

115549059600 is a wasteful number, since it uses less digits than its factorization.

115549059600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274376 (or 274356 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 45.

The spelling of 115549059600 in words is "one hundred fifteen billion, five hundred forty-nine million, fifty-nine thousand, six hundred".