12243651463 has 4 divisors (see below), whose sum is σ = 12574561000. Its totient is φ = 11912741928.

The previous prime is 12243651457. The next prime is 12243651619. The reversal of 12243651463 is 36415634221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12243651463 - 2²⁹ = 11706780551 is a prime.

It is a super-2 number, since 2×12243651463² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 330909499 = 12243651463 / (1 + 2 + 2 + 4 + 3 + 6 + 5 + 1 + 4 + 6 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243651403) 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 in 3 ways as a sum of consecutive naturals, for example, 165454713 + ... + 165454786.

It is an arithmetic number, because the mean of its divisors is an integer number (3143640250).

Almost surely, 2^12243651463 is an apocalyptic number.

12243651463 is a deficient number, since it is larger than the sum of its proper divisors (330909537).

12243651463 is an equidigital number, since it uses as much as digits as its factorization.

12243651463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330909536.

The product of its digits is 103680, while the sum is 37.

The spelling of 12243651463 in words is "twelve billion, two hundred forty-three million, six hundred fifty-one thousand, four hundred sixty-three".