125136407425 has 12 divisors (see below), whose sum is σ = 156036017520. Its totient is φ = 99549853520.

The previous prime is 125136407419. The next prime is 125136407437. The reversal of 125136407425 is 524704631521.

It is not a de Polignac number, because 125136407425 - 2³¹ = 122988923777 is a prime.

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, 13977247 + ... + 13986196.

It is an arithmetic number, because the mean of its divisors is an integer number (13003001460).

Almost surely, 2^125136407425 is an apocalyptic number.

It is an amenable number.

125136407425 is a deficient number, since it is larger than the sum of its proper divisors (30899610095).

125136407425 is a wasteful number, since it uses less digits than its factorization.

125136407425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27963632 (or 27963627 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 125136407425 in words is "one hundred twenty-five billion, one hundred thirty-six million, four hundred seven thousand, four hundred twenty-five".