125669568 has 28 divisors (see below), whose sum is σ = 332501240. Its totient is φ = 41889792.

The previous prime is 125669563. The next prime is 125669581. The reversal of 125669568 is 865966521.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (125669561) by changing a digit.

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, 327073 + ... + 327456.

Almost surely, 2^125669568 is an apocalyptic number.

It is an amenable number.

125669568 is an abundant number, since it is smaller than the sum of its proper divisors (206831672).

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

125669568 is an equidigital number, since it uses as much as digits as its factorization.

125669568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654544 (or 654534 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The square root of 125669568 is about 11210.2438867315. The cubic root of 125669568 is about 500.8911680288.

The spelling of 125669568 in words is "one hundred twenty-five million, six hundred sixty-nine thousand, five hundred sixty-eight".