125724538452 has 24 divisors (see below), whose sum is σ = 294174417600. Its totient is φ = 41791442176.

The previous prime is 125724538441. The next prime is 125724538453. The reversal of 125724538452 is 254835427521.

125724538452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125724538453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14587677 + ... + 14596292.

It is an arithmetic number, because the mean of its divisors is an integer number (12257267400).

Almost surely, 2^125724538452 is an apocalyptic number.

125724538452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125724538452 is an abundant number, since it is smaller than the sum of its proper divisors (168449879148).

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

125724538452 is a wasteful number, since it uses less digits than its factorization.

125724538452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29184335 (or 29184333 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 48.

The spelling of 125724538452 in words is "one hundred twenty-five billion, seven hundred twenty-four million, five hundred thirty-eight thousand, four hundred fifty-two".