12322662647 has 2 divisors, whose sum is σ = 12322662648. Its totient is φ = 12322662646.

The previous prime is 12322662641. The next prime is 12322662697. The reversal of 12322662647 is 74626622321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12322662647 - 2⁴ = 12322662631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12322662641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161331323 + 6161331324.

It is an arithmetic number, because the mean of its divisors is an integer number (6161331324).

Almost surely, 2^12322662647 is an apocalyptic number.

12322662647 is a deficient number, since it is larger than the sum of its proper divisors (1).

12322662647 is an equidigital number, since it uses as much as digits as its factorization.

12322662647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 41.

The spelling of 12322662647 in words is "twelve billion, three hundred twenty-two million, six hundred sixty-two thousand, six hundred forty-seven".