125051352100 has 36 divisors (see below), whose sum is σ = 271379013444. Its totient is φ = 50017300480.

The previous prime is 125051352077. The next prime is 125051352119. The reversal of 125051352100 is 1253150521.

It can be written as a sum of positive squares in 6 ways, for example, as 764080164 + 124287271936 = 27642^2 + 352544^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2045172 + ... + 2105428.

It is an arithmetic number, because the mean of its divisors is an integer number (7538305929).

Almost surely, 2^125051352100 is an apocalyptic number.

125051352100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125051352100 is an abundant number, since it is smaller than the sum of its proper divisors (146327661344).

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

125051352100 is a wasteful number, since it uses less digits than its factorization.

125051352100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81024 (or 81017 counting only the distinct ones).

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

The spelling of 125051352100 in words is "one hundred twenty-five billion, fifty-one million, three hundred fifty-two thousand, one hundred".