12568756057444 has 6 divisors (see below), whose sum is σ = 21995323100534. Its totient is φ = 6284378028720.

The previous prime is 12568756057379. The next prime is 12568756057447. The reversal of 12568756057444 is 44475065786521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11618349444900 + 950406612544 = 3408570^2 + 974888^2 .

It is not an unprimeable number, because it can be changed into a prime (12568756057447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571094507177 + ... + 1571094507184.

Almost surely, 2^{12568756057444} is an apocalyptic number.

It is an amenable number.

12568756057444 is a deficient number, since it is larger than the sum of its proper divisors (9426567043090).

12568756057444 is a wasteful number, since it uses less digits than its factorization.

12568756057444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142189014365 (or 3142189014363 counting only the distinct ones).

The product of its (nonzero) digits is 225792000, while the sum is 64.

The spelling of 12568756057444 in words is "twelve trillion, five hundred sixty-eight billion, seven hundred fifty-six million, fifty-seven thousand, four hundred forty-four".