125967866312 has 36 divisors (see below), whose sum is σ = 244671612705. Its totient is φ = 60798019296.

The previous prime is 125967866251. The next prime is 125967866317. The reversal of 125967866312 is 213668769521.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 125892974596 + 74891716 = 354814^2 + 8654^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=250966.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125967866317) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29109893 + ... + 29114219.

Almost surely, 2^125967866312 is an apocalyptic number.

It is an amenable number.

125967866312 is a deficient number, since it is larger than the sum of its proper divisors (118703746393).

125967866312 is an frugal number, since it uses more digits than its factorization.

125967866312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8718 (or 4358 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 56.

The spelling of 125967866312 in words is "one hundred twenty-five billion, nine hundred sixty-seven million, eight hundred sixty-six thousand, three hundred twelve".