100044025500 has 96 divisors (see below), whose sum is σ = 292579560000. Its totient is φ = 26563814400.

The previous prime is 100044025469. The next prime is 100044025553. The reversal of 100044025500 is 5520440001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206376 + ... + 492624.

It is an arithmetic number, because the mean of its divisors is an integer number (3047703750).

Almost surely, 2^100044025500 is an apocalyptic number.

100044025500 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 100044025500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146289780000).

100044025500 is an abundant number, since it is smaller than the sum of its proper divisors (192535534500).

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

100044025500 is a wasteful number, since it uses less digits than its factorization.

100044025500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286504 (or 286492 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

Adding to 100044025500 its reverse (5520440001), we get a palindrome (105564465501).

The spelling of 100044025500 in words is "one hundred billion, forty-four million, twenty-five thousand, five hundred".