12665302264 has 16 divisors (see below), whose sum is σ = 24997307400. Its totient is φ = 5999353632.

The previous prime is 12665302261. The next prime is 12665302271. The reversal of 12665302264 is 46220356621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12665302261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41662027 + ... + 41662330.

Almost surely, 2^12665302264 is an apocalyptic number.

It is an amenable number.

12665302264 is a deficient number, since it is larger than the sum of its proper divisors (12332005136).

12665302264 is a wasteful number, since it uses less digits than its factorization.

12665302264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83324382 (or 83324378 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 12665302264 its reverse (46220356621), we get a palindrome (58885658885).

The spelling of 12665302264 in words is "twelve billion, six hundred sixty-five million, three hundred two thousand, two hundred sixty-four".