125751842772 has 12 divisors (see below), whose sum is σ = 293420966496. Its totient is φ = 41917280920.

The previous prime is 125751842663. The next prime is 125751842803. The reversal of 125751842772 is 277248157521.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5239660104 + ... + 5239660127.

It is an arithmetic number, because the mean of its divisors is an integer number (24451747208).

Almost surely, 2^125751842772 is an apocalyptic number.

125751842772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125751842772 is an abundant number, since it is smaller than the sum of its proper divisors (167669123724).

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

125751842772 is a wasteful number, since it uses less digits than its factorization.

125751842772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10479320238 (or 10479320236 counting only the distinct ones).

The product of its digits is 2195200, while the sum is 51.

The spelling of 125751842772 in words is "one hundred twenty-five billion, seven hundred fifty-one million, eight hundred forty-two thousand, seven hundred seventy-two".