12443224504423 has 8 divisors (see below), whose sum is σ = 12449116173440. Its totient is φ = 12437333163000.

The previous prime is 12443224504411. The next prime is 12443224504429. The reversal of 12443224504423 is 32440542234421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12443224504423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12443224504429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110708788 + ... + 110821126.

It is an arithmetic number, because the mean of its divisors is an integer number (1556139521680).

Almost surely, 2^{12443224504423} is an apocalyptic number.

12443224504423 is a deficient number, since it is larger than the sum of its proper divisors (5891669017).

12443224504423 is a wasteful number, since it uses less digits than its factorization.

12443224504423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163797.

The product of its (nonzero) digits is 737280, while the sum is 40.

Adding to 12443224504423 its reverse (32440542234421), we get a palindrome (44883766738844).

The spelling of 12443224504423 in words is "twelve trillion, four hundred forty-three billion, two hundred twenty-four million, five hundred four thousand, four hundred twenty-three".