125399727024 has 160 divisors (see below), whose sum is σ = 380821125888. Its totient is φ = 35054976000.

The previous prime is 125399727001. The next prime is 125399727031. The reversal of 125399727024 is 420727993521.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13249654 + ... + 13259114.

Almost surely, 2^125399727024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125399727024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190410562944).

125399727024 is an abundant number, since it is smaller than the sum of its proper divisors (255421398864).

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

125399727024 is a wasteful number, since it uses less digits than its factorization.

125399727024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427 (or 11421 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 125399727024 in words is "one hundred twenty-five billion, three hundred ninety-nine million, seven hundred twenty-seven thousand, twenty-four".