125657546157 has 96 divisors (see below), whose sum is σ = 227962425600. Its totient is φ = 67873196160.

The previous prime is 125657546143. The next prime is 125657546167. The reversal of 125657546157 is 751645756521.

125657546157 is a `hidden beast` number, since 1 + 2 + 5 + 6 + 575 + 4 + 61 + 5 + 7 = 666.

It is not a de Polignac number, because 125657546157 - 2⁶ = 125657546093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125657546167) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1180648 + ... + 1282670.

It is an arithmetic number, because the mean of its divisors is an integer number (2374608600).

Almost surely, 2^125657546157 is an apocalyptic number.

It is an amenable number.

125657546157 is a deficient number, since it is larger than the sum of its proper divisors (102304879443).

125657546157 is a wasteful number, since it uses less digits than its factorization.

125657546157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102096 (or 102079 counting only the distinct ones).

The product of its digits is 8820000, while the sum is 54.

The spelling of 125657546157 in words is "one hundred twenty-five billion, six hundred fifty-seven million, five hundred forty-six thousand, one hundred fifty-seven".