12693459246427 has 2 divisors, whose sum is σ = 12693459246428. Its totient is φ = 12693459246426.

The previous prime is 12693459246409. The next prime is 12693459246469. The reversal of 12693459246427 is 72464295439621.

It is a weak prime.

It is an emirp because it is prime and its reverse (72464295439621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12693459246427 - 2²³ = 12693450857819 is a prime.

It is a super-2 number, since 2×12693459246427² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12693459246497) 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, 6346729623213 + 6346729623214.

It is an arithmetic number, because the mean of its divisors is an integer number (6346729623214).

Almost surely, 2^{12693459246427} is an apocalyptic number.

12693459246427 is a deficient number, since it is larger than the sum of its proper divisors (1).

12693459246427 is an equidigital number, since it uses as much as digits as its factorization.

12693459246427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156764160, while the sum is 64.

The spelling of 12693459246427 in words is "twelve trillion, six hundred ninety-three billion, four hundred fifty-nine million, two hundred forty-six thousand, four hundred twenty-seven".