12044424143 has 4 divisors (see below), whose sum is σ = 12045304488. Its totient is φ = 12043543800.

The previous prime is 12044424131. The next prime is 12044424181. The reversal of 12044424143 is 34142444021.

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 12044424143 - 2⁸ = 12044423887 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 (12044454143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419321 + ... + 447122.

It is an arithmetic number, because the mean of its divisors is an integer number (3011326122).

Almost surely, 2^12044424143 is an apocalyptic number.

12044424143 is a deficient number, since it is larger than the sum of its proper divisors (880345).

12044424143 is an equidigital number, since it uses as much as digits as its factorization.

12044424143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880344.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 12044424143 its reverse (34142444021), we get a palindrome (46186868164).

The spelling of 12044424143 in words is "twelve billion, forty-four million, four hundred twenty-four thousand, one hundred forty-three".