125268725312 has 14 divisors (see below), whose sum is σ = 248580126918. Its totient is φ = 62634362624.

The previous prime is 125268725311. The next prime is 125268725317. The reversal of 125268725312 is 213527862521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 125106519616 + 162205696 = 353704^2 + 12736^2 .

It is not an unprimeable number, because it can be changed into a prime (125268725311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978661853 + ... + 978661980.

Almost surely, 2^125268725312 is an apocalyptic number.

It is an amenable number.

125268725312 is a deficient number, since it is larger than the sum of its proper divisors (123311401606).

125268725312 is an equidigital number, since it uses as much as digits as its factorization.

125268725312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957323845 (or 1957323835 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The spelling of 125268725312 in words is "one hundred twenty-five billion, two hundred sixty-eight million, seven hundred twenty-five thousand, three hundred twelve".