125572071732 has 12 divisors (see below), whose sum is σ = 293001500736. Its totient is φ = 41857357240.

The previous prime is 125572071727. The next prime is 125572071743. The reversal of 125572071732 is 237170275521.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5232169644 + ... + 5232169667.

It is an arithmetic number, because the mean of its divisors is an integer number (24416791728).

Almost surely, 2^125572071732 is an apocalyptic number.

125572071732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125572071732 is an abundant number, since it is smaller than the sum of its proper divisors (167429429004).

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

125572071732 is a wasteful number, since it uses less digits than its factorization.

125572071732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10464339318 (or 10464339316 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 42.

The spelling of 125572071732 in words is "one hundred twenty-five billion, five hundred seventy-two million, seventy-one thousand, seven hundred thirty-two".