12636324047 has 2 divisors, whose sum is σ = 12636324048. Its totient is φ = 12636324046.

The previous prime is 12636324023. The next prime is 12636324061. The reversal of 12636324047 is 74042363621.

12636324047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12636324047 - 2⁶ = 12636323983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12636324047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12636324347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6318162023 + 6318162024.

It is an arithmetic number, because the mean of its divisors is an integer number (6318162024).

Almost surely, 2^12636324047 is an apocalyptic number.

12636324047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12636324047 is an equidigital number, since it uses as much as digits as its factorization.

12636324047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 38.

Adding to 12636324047 its reverse (74042363621), we get a palindrome (86678687668).

The spelling of 12636324047 in words is "twelve billion, six hundred thirty-six million, three hundred twenty-four thousand, forty-seven".