125445568 has 28 divisors (see below), whose sum is σ = 255007872. Its totient is φ = 61191680.

The previous prime is 125445521. The next prime is 125445571. The reversal of 125445568 is 865544521.

It is a self number, because there is not a number n which added to its sum of digits gives 125445568.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21280 + ... + 26527.

It is an arithmetic number, because the mean of its divisors is an integer number (9107424).

Almost surely, 2^125445568 is an apocalyptic number.

It is an amenable number.

125445568 is an abundant number, since it is smaller than the sum of its proper divisors (129562304).

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

125445568 is an equidigital number, since it uses as much as digits as its factorization.

125445568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47860 (or 47850 counting only the distinct ones).

The product of its digits is 192000, while the sum is 40.

The square root of 125445568 is about 11200.2485686703. The cubic root of 125445568 is about 500.5933861738.

The spelling of 125445568 in words is "one hundred twenty-five million, four hundred forty-five thousand, five hundred sixty-eight".