12666036848 has 20 divisors (see below), whose sum is σ = 25138995168. Its totient is φ = 6178554240.

The previous prime is 12666036841. The next prime is 12666036853. The reversal of 12666036848 is 84863066621.

It is a happy number.

12666036848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12666036796 and 12666036805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12666036841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9653336 + ... + 9654647.

Almost surely, 2^12666036848 is an apocalyptic number.

It is an amenable number.

12666036848 is a deficient number, since it is larger than the sum of its proper divisors (12472958320).

12666036848 is a wasteful number, since it uses less digits than its factorization.

12666036848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19308032 (or 19308026 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 12666036848 in words is "twelve billion, six hundred sixty-six million, thirty-six thousand, eight hundred forty-eight".