12665604314 has 32 divisors (see below), whose sum is σ = 20967206400. Its totient is φ = 5690353840.

The previous prime is 12665604283. The next prime is 12665604319. The reversal of 12665604314 is 41340656621.

It is not an unprimeable number, because it can be changed into a prime (12665604319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648017 + ... + 667275.

It is an arithmetic number, because the mean of its divisors is an integer number (655225200).

Almost surely, 2^12665604314 is an apocalyptic number.

12665604314 is a deficient number, since it is larger than the sum of its proper divisors (8301602086).

12665604314 is a wasteful number, since it uses less digits than its factorization.

12665604314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19618.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 12665604314 in words is "twelve billion, six hundred sixty-five million, six hundred four thousand, three hundred fourteen".