12323563836457 has 2 divisors, whose sum is σ = 12323563836458. Its totient is φ = 12323563836456.

The previous prime is 12323563836433. The next prime is 12323563836469. The reversal of 12323563836457 is 75463836532321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9478738507536 + 2844825328921 = 3078756^2 + 1686661^2 .

It is a cyclic number.

It is not a de Polignac number, because 12323563836457 - 2³⁵ = 12289204098089 is a prime.

It is not a weakly prime, because it can be changed into another prime (12323563836427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161781918228 + 6161781918229.

It is an arithmetic number, because the mean of its divisors is an integer number (6161781918229).

Almost surely, 2^{12323563836457} is an apocalyptic number.

It is an amenable number.

12323563836457 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323563836457 is an equidigital number, since it uses as much as digits as its factorization.

12323563836457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65318400, while the sum is 58.

The spelling of 12323563836457 in words is "twelve trillion, three hundred twenty-three billion, five hundred sixty-three million, eight hundred thirty-six thousand, four hundred fifty-seven".