12445338299 has 2 divisors, whose sum is σ = 12445338300. Its totient is φ = 12445338298.

The previous prime is 12445338293. The next prime is 12445338319. The reversal of 12445338299 is 99283354421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12445338299 is a prime.

It is not a weakly prime, because it can be changed into another prime (12445338293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222669149 + 6222669150.

It is an arithmetic number, because the mean of its divisors is an integer number (6222669150).

Almost surely, 2^12445338299 is an apocalyptic number.

12445338299 is a deficient number, since it is larger than the sum of its proper divisors (1).

12445338299 is an equidigital number, since it uses as much as digits as its factorization.

12445338299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 50.

The spelling of 12445338299 in words is "twelve billion, four hundred forty-five million, three hundred thirty-eight thousand, two hundred ninety-nine".