12323648609 has 2 divisors, whose sum is σ = 12323648610. Its totient is φ = 12323648608.

The previous prime is 12323648591. The next prime is 12323648633. The reversal of 12323648609 is 90684632321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8520213025 + 3803435584 = 92305^2 + 61672^2 .

It is a cyclic number.

It is not a de Polignac number, because 12323648609 - 2²⁸ = 12055213153 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12323648609.

It is not a weakly prime, because it can be changed into another prime (12323641609) 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 as a sum of consecutive naturals, namely, 6161824304 + 6161824305.

It is an arithmetic number, because the mean of its divisors is an integer number (6161824305).

Almost surely, 2^12323648609 is an apocalyptic number.

It is an amenable number.

12323648609 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323648609 is an equidigital number, since it uses as much as digits as its factorization.

12323648609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 12323648609 in words is "twelve billion, three hundred twenty-three million, six hundred forty-eight thousand, six hundred nine".