115563025500 has 384 divisors, whose sum is σ = 384553128960. Its totient is φ = 26732160000.

The previous prime is 115563025489. The next prime is 115563025549. The reversal of 115563025500 is 5520365511.

115563025500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 48534310 + ... + 48536690.

It is an arithmetic number, because the mean of its divisors is an integer number (1001440440).

Almost surely, 2^115563025500 is an apocalyptic number.

115563025500 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 115563025500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192276564480).

115563025500 is an abundant number, since it is smaller than the sum of its proper divisors (268990103460).

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

115563025500 is a wasteful number, since it uses less digits than its factorization.

115563025500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566 (or 2554 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 115563025500 in words is "one hundred fifteen billion, five hundred sixty-three million, twenty-five thousand, five hundred".