115503104500 has 48 divisors (see below), whose sum is σ = 288295757568. Its totient is φ = 39601063200.

The previous prime is 115503104477. The next prime is 115503104513. The reversal of 115503104500 is 5401305511.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16496944 + ... + 16503943.

It is an arithmetic number, because the mean of its divisors is an integer number (6006161616).

Almost surely, 2^115503104500 is an apocalyptic number.

115503104500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115503104500 is an abundant number, since it is smaller than the sum of its proper divisors (172792653068).

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

115503104500 is a wasteful number, since it uses less digits than its factorization.

115503104500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33000913 (or 33000901 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 115503104500 in words is "one hundred fifteen billion, five hundred three million, one hundred four thousand, five hundred".