125256270072 has 64 divisors (see below), whose sum is σ = 314655868800. Its totient is φ = 41550226560.

The previous prime is 125256270067. The next prime is 125256270091. The reversal of 125256270072 is 270072652521.

It is a self number, because there is not a number n which added to its sum of digits gives 125256270072.

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, 20105454 + ... + 20111682.

It is an arithmetic number, because the mean of its divisors is an integer number (4916497950).

Almost surely, 2^125256270072 is an apocalyptic number.

125256270072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125256270072 is an abundant number, since it is smaller than the sum of its proper divisors (189399598728).

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

125256270072 is a wasteful number, since it uses less digits than its factorization.

125256270072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10156 (or 10152 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 125256270072 in words is "one hundred twenty-five billion, two hundred fifty-six million, two hundred seventy thousand, seventy-two".