125756578012 has 12 divisors (see below), whose sum is σ = 237002781736. Its totient is φ = 58041497520.

The previous prime is 125756578009. The next prime is 125756578033. The reversal of 125756578012 is 210875657521.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1209197814 + ... + 1209197917.

Almost surely, 2^125756578012 is an apocalyptic number.

It is an amenable number.

125756578012 is a deficient number, since it is larger than the sum of its proper divisors (111246203724).

125756578012 is a wasteful number, since it uses less digits than its factorization.

125756578012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418395748 (or 2418395746 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 49.

The spelling of 125756578012 in words is "one hundred twenty-five billion, seven hundred fifty-six million, five hundred seventy-eight thousand, twelve".