12399264229 has 16 divisors (see below), whose sum is σ = 13573175616. Its totient is φ = 11233209600.

The previous prime is 12399264223. The next prime is 12399264257. The reversal of 12399264229 is 92246299321.

12399264229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12399264229 - 2²³ = 12390875621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12399264223) 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 15 ways as a sum of consecutive naturals, for example, 6661759 + ... + 6663619.

It is an arithmetic number, because the mean of its divisors is an integer number (848323476).

Almost surely, 2^12399264229 is an apocalyptic number.

It is an amenable number.

12399264229 is a deficient number, since it is larger than the sum of its proper divisors (1173911387).

12399264229 is a wasteful number, since it uses less digits than its factorization.

12399264229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636.

The product of its digits is 839808, while the sum is 49.

The spelling of 12399264229 in words is "twelve billion, three hundred ninety-nine million, two hundred sixty-four thousand, two hundred twenty-nine".