115354240000 has 110 divisors (see below), whose sum is σ = 288154147094. Its totient is φ = 46141440000.

The previous prime is 115354239961. The next prime is 115354240003. The reversal of 115354240000 is 42453511.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 81768546304 + 33585693696 = 285952^2 + 183264^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115354240003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 549880 + ... + 730120.

Almost surely, 2^115354240000 is an apocalyptic number.

115354240000 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 115354240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144077073547).

115354240000 is an abundant number, since it is smaller than the sum of its proper divisors (172799907094).

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

115354240000 is an frugal number, since it uses more digits than its factorization.

115354240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180281 (or 180248 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 115354240000 its reverse (42453511), we get a palindrome (115396693511).

The spelling of 115354240000 in words is "one hundred fifteen billion, three hundred fifty-four million, two hundred forty thousand".