115044404400 has 90 divisors (see below), whose sum is σ = 399236052540. Its totient is φ = 30678506880.

The previous prime is 115044404353. The next prime is 115044404401. The reversal of 115044404400 is 4404440511.

It is a tau number, because it is divible by the number of its divisors (90).

It is not an unprimeable number, because it can be changed into a prime (115044404401) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 15974790 + ... + 15981989.

Almost surely, 2^115044404400 is an apocalyptic number.

115044404400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115044404400 is an abundant number, since it is smaller than the sum of its proper divisors (284191648140).

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

115044404400 is a wasteful number, since it uses less digits than its factorization.

115044404400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31956803 (or 31956789 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 115044404400 its reverse (4404440511), we get a palindrome (119448844911).

The spelling of 115044404400 in words is "one hundred fifteen billion, forty-four million, four hundred four thousand, four hundred".