12685182463 has 2 divisors, whose sum is σ = 12685182464. Its totient is φ = 12685182462.

The previous prime is 12685182443. The next prime is 12685182493. The reversal of 12685182463 is 36428158621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12685182463 - 2⁵ = 12685182431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12685182443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6342591231 + 6342591232.

It is an arithmetic number, because the mean of its divisors is an integer number (6342591232).

Almost surely, 2^12685182463 is an apocalyptic number.

12685182463 is a deficient number, since it is larger than the sum of its proper divisors (1).

12685182463 is an equidigital number, since it uses as much as digits as its factorization.

12685182463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 46.

The spelling of 12685182463 in words is "twelve billion, six hundred eighty-five million, one hundred eighty-two thousand, four hundred sixty-three".