125726857142992 has 60 divisors (see below), whose sum is σ = 283591601163360. Its totient is φ = 53840140148928.

The previous prime is 125726857142959. The next prime is 125726857143037. The reversal of 125726857142992 is 299241758627521.

It is a congruent number.

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, 62700748 + ... + 64674859.

It is an arithmetic number, because the mean of its divisors is an integer number (4726526686056).

Almost surely, 2^{125726857142992} is an apocalyptic number.

It is an amenable number.

125726857142992 is an abundant number, since it is smaller than the sum of its proper divisors (157864744020368).

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

125726857142992 is a wasteful number, since it uses less digits than its factorization.

125726857142992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127376888 (or 127376875 counting only the distinct ones).

The product of its digits is 304819200, while the sum is 70.

The spelling of 125726857142992 in words is "one hundred twenty-five trillion, seven hundred twenty-six billion, eight hundred fifty-seven million, one hundred forty-two thousand, nine hundred ninety-two".