12403605688319 has 2 divisors, whose sum is σ = 12403605688320. Its totient is φ = 12403605688318.

The previous prime is 12403605688307. The next prime is 12403605688403. The reversal of 12403605688319 is 91388650630421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12403605688319 - 2⁸ = 12403605688063 is a prime.

It is a super-2 number, since 2×12403605688319² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12403605684319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6201802844159 + 6201802844160.

It is an arithmetic number, because the mean of its divisors is an integer number (6201802844160).

Almost surely, 2^{12403605688319} is an apocalyptic number.

12403605688319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12403605688319 is an equidigital number, since it uses as much as digits as its factorization.

12403605688319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 12403605688319 in words is "twelve trillion, four hundred three billion, six hundred five million, six hundred eighty-eight thousand, three hundred nineteen".