125233110500 has 24 divisors (see below), whose sum is σ = 273509114424. Its totient is φ = 50093244000.

The previous prime is 125233110491. The next prime is 125233110523. The reversal of 125233110500 is 5011332521.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21367422976 + 103865687524 = 146176^2 + 322282^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125232611 + ... + 125233610.

It is an arithmetic number, because the mean of its divisors is an integer number (11396213101).

Almost surely, 2^125233110500 is an apocalyptic number.

125233110500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125233110500 is an abundant number, since it is smaller than the sum of its proper divisors (148276003924).

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

125233110500 is a wasteful number, since it uses less digits than its factorization.

125233110500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250466240 (or 250466228 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 125233110500 in words is "one hundred twenty-five billion, two hundred thirty-three million, one hundred ten thousand, five hundred".