12264533887 has 2 divisors, whose sum is σ = 12264533888. Its totient is φ = 12264533886.

The previous prime is 12264533797. The next prime is 12264533903. The reversal of 12264533887 is 78833546221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12264533887 - 2⁷ = 12264533759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12264533887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12264533387) 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, 6132266943 + 6132266944.

It is an arithmetic number, because the mean of its divisors is an integer number (6132266944).

Almost surely, 2^12264533887 is an apocalyptic number.

12264533887 is a deficient number, since it is larger than the sum of its proper divisors (1).

12264533887 is an equidigital number, since it uses as much as digits as its factorization.

12264533887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 49.

The spelling of 12264533887 in words is "twelve billion, two hundred sixty-four million, five hundred thirty-three thousand, eight hundred eighty-seven".