12626025556 has 6 divisors (see below), whose sum is σ = 22095544730. Its totient is φ = 6313012776.

The previous prime is 12626025551. The next prime is 12626025589. The reversal of 12626025556 is 65552062621.

It can be written as a sum of positive squares in only one way, i.e., 12562823056 + 63202500 = 112084^2 + 7950^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12626025551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1578253191 + ... + 1578253198.

Almost surely, 2^12626025556 is an apocalyptic number.

It is an amenable number.

12626025556 is a deficient number, since it is larger than the sum of its proper divisors (9469519174).

12626025556 is a wasteful number, since it uses less digits than its factorization.

12626025556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156506393 (or 3156506391 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 12626025556 in words is "twelve billion, six hundred twenty-six million, twenty-five thousand, five hundred fifty-six".