12323648591 has 2 divisors, whose sum is σ = 12323648592. Its totient is φ = 12323648590.

The previous prime is 12323648587. The next prime is 12323648609. The reversal of 12323648591 is 19584632321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12323648591 - 2² = 12323648587 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323647591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161824295 + 6161824296.

It is an arithmetic number, because the mean of its divisors is an integer number (6161824296).

Almost surely, 2^12323648591 is an apocalyptic number.

12323648591 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323648591 is an equidigital number, since it uses as much as digits as its factorization.

12323648591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 44.

The spelling of 12323648591 in words is "twelve billion, three hundred twenty-three million, six hundred forty-eight thousand, five hundred ninety-one".