125228565824 has 56 divisors (see below), whose sum is σ = 258361208448. Its totient is φ = 60175272960.

The previous prime is 125228565823. The next prime is 125228565841. The reversal of 125228565824 is 428565822521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125228565823) 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 7 ways as a sum of consecutive naturals, for example, 180344 + ... + 531959.

It is an arithmetic number, because the mean of its divisors is an integer number (4613593008).

Almost surely, 2^125228565824 is an apocalyptic number.

It is an amenable number.

125228565824 is an abundant number, since it is smaller than the sum of its proper divisors (133132642624).

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

125228565824 is an equidigital number, since it uses as much as digits as its factorization.

125228565824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712423 (or 712413 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 50.

The spelling of 125228565824 in words is "one hundred twenty-five billion, two hundred twenty-eight million, five hundred sixty-five thousand, eight hundred twenty-four".