125125275125 has 16 divisors (see below), whose sum is σ = 158803070400. Its totient is φ = 98403600400.

The previous prime is 125125275109. The next prime is 125125275167. The reversal of 125125275125 is 521572521521.

It is not a de Polignac number, because 125125275125 - 2⁴ = 125125275109 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8475695 + ... + 8490444.

It is an arithmetic number, because the mean of its divisors is an integer number (9925191900).

Almost surely, 2^125125275125 is an apocalyptic number.

It is an amenable number.

125125275125 is a deficient number, since it is larger than the sum of its proper divisors (33677795275).

125125275125 is an equidigital number, since it uses as much as digits as its factorization.

125125275125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16966213 (or 16966203 counting only the distinct ones).

The product of its digits is 70000, while the sum is 38.

Adding to 125125275125 its reverse (521572521521), we get a palindrome (646697796646).

The spelling of 125125275125 in words is "one hundred twenty-five billion, one hundred twenty-five million, two hundred seventy-five thousand, one hundred twenty-five".