125744073372 has 72 divisors (see below), whose sum is σ = 323657482512. Its totient is φ = 41151801600.

The previous prime is 125744073347. The next prime is 125744073409. The reversal of 125744073372 is 273370447521.

125744073372 is a `hidden beast` number, since 1 + 2 + 574 + 4 + 0 + 7 + 3 + 3 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1148872 + ... + 1253552.

Almost surely, 2^125744073372 is an apocalyptic number.

125744073372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125744073372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161828741256).

125744073372 is an abundant number, since it is smaller than the sum of its proper divisors (197913409140).

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

125744073372 is a wasteful number, since it uses less digits than its factorization.

125744073372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105299 (or 105294 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 45.

The spelling of 125744073372 in words is "one hundred twenty-five billion, seven hundred forty-four million, seventy-three thousand, three hundred seventy-two".