115550523021200 has 240 divisors, whose sum is σ = 297217847822400. Its totient is φ = 43039844812800.

The previous prime is 115550523021161. The next prime is 115550523021217. The reversal of 115550523021200 is 2120325055511.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 673525031 + ... + 673696569.

It is an arithmetic number, because the mean of its divisors is an integer number (1238407699260).

Almost surely, 2^{115550523021200} is an apocalyptic number.

115550523021200 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 115550523021200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148608923911200).

115550523021200 is an abundant number, since it is smaller than the sum of its proper divisors (181667324801200).

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

115550523021200 is a wasteful number, since it uses less digits than its factorization.

115550523021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173090 (or 173079 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

Adding to 115550523021200 its reverse (2120325055511), we get a palindrome (117670848076711).

The spelling of 115550523021200 in words is "one hundred fifteen trillion, five hundred fifty billion, five hundred twenty-three million, twenty-one thousand, two hundred".