12329798009 has 2 divisors, whose sum is σ = 12329798010. Its totient is φ = 12329798008.

The previous prime is 12329797967. The next prime is 12329798081. The reversal of 12329798009 is 90089792321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8239555984 + 4090242025 = 90772^2 + 63955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12329798009 is a prime.

It is not a weakly prime, because it can be changed into another prime (12329798099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6164899004 + 6164899005.

It is an arithmetic number, because the mean of its divisors is an integer number (6164899005).

Almost surely, 2^12329798009 is an apocalyptic number.

It is an amenable number.

12329798009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12329798009 is an equidigital number, since it uses as much as digits as its factorization.

12329798009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 12329798009 in words is "twelve billion, three hundred twenty-nine million, seven hundred ninety-eight thousand, nine".