115232320000 has 300 divisors, whose sum is σ = 334725548850. Its totient is φ = 39502848000.

The previous prime is 115232319989. The next prime is 115232320013. The reversal of 115232320000 is 23232511.

It can be written as a sum of positive squares in 5 ways, for example, as 4806371584 + 110425948416 = 69328^2 + 332304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 115232320000.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 15676326 + ... + 15683674.

Almost surely, 2^115232320000 is an apocalyptic number.

115232320000 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 115232320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167362774425).

115232320000 is an abundant number, since it is smaller than the sum of its proper divisors (219493228850).

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

115232320000 is an frugal number, since it uses more digits than its factorization.

115232320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7401 (or 7363 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 115232320000 its reverse (23232511), we get a palindrome (115255552511).

The spelling of 115232320000 in words is "one hundred fifteen billion, two hundred thirty-two million, three hundred twenty thousand".