115531344533200 has 60 divisors (see below), whose sum is σ = 278755317505548. Its totient is φ = 46014200704000.

The previous prime is 115531344533191. The next prime is 115531344533201. The reversal of 115531344533200 is 2335443135511.

It can be written as a sum of positive squares in 6 ways, for example, as 1926954869904 + 113604389663296 = 1388148^2 + 10658536^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115531344533201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 619710151 + ... + 619896550.

Almost surely, 2^{115531344533200} is an apocalyptic number.

115531344533200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115531344533200 is an abundant number, since it is smaller than the sum of its proper divisors (163223972972348).

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

115531344533200 is a wasteful number, since it uses less digits than its factorization.

115531344533200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239606952 (or 1239606941 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

Adding to 115531344533200 its reverse (2335443135511), we get a palindrome (117866787668711).

The spelling of 115531344533200 in words is "one hundred fifteen trillion, five hundred thirty-one billion, three hundred forty-four million, five hundred thirty-three thousand, two hundred".