125157420126 has 48 divisors (see below), whose sum is σ = 283576190976. Its totient is φ = 39819014928.

The previous prime is 125157420109. The next prime is 125157420127. The reversal of 125157420126 is 621024751521.

125157420126 is a `hidden beast` number, since 1 + 2 + 51 + 574 + 20 + 12 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125157420127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134790 + ... + 518153.

It is an arithmetic number, because the mean of its divisors is an integer number (5907837312).

Almost surely, 2^125157420126 is an apocalyptic number.

125157420126 is an abundant number, since it is smaller than the sum of its proper divisors (158418770850).

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

125157420126 is a wasteful number, since it uses less digits than its factorization.

125157420126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653437 (or 653434 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 125157420126 in words is "one hundred twenty-five billion, one hundred fifty-seven million, four hundred twenty thousand, one hundred twenty-six".