12660568 has 16 divisors (see below), whose sum is σ = 23958000. Its totient is φ = 6271776.

The previous prime is 12660553. The next prime is 12660569. The reversal of 12660568 is 86506621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12660569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6388 + ... + 8131.

It is an arithmetic number, because the mean of its divisors is an integer number (1497375).

Almost surely, 2^12660568 is an apocalyptic number.

It is an amenable number.

12660568 is a deficient number, since it is larger than the sum of its proper divisors (11297432).

12660568 is a wasteful number, since it uses less digits than its factorization.

12660568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14634 (or 14630 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 12660568 is about 3558.1691921549. The cubic root of 12660568 is about 233.0689377083.

The spelling of 12660568 in words is "twelve million, six hundred sixty thousand, five hundred sixty-eight".