443142002224421 has 16 divisors (see below), whose sum is σ = 446559471221760. Its totient is φ = 439740289739520.

The previous prime is 443142002224349. The next prime is 443142002224541. The reversal of 443142002224421 is 124422200241344.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-443142002224421 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 (443142002224721) 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 15 ways as a sum of consecutive naturals, for example, 87370760 + ... + 92303486.

It is an arithmetic number, because the mean of its divisors is an integer number (27909966951360).

Almost surely, 2^{443142002224421} is an apocalyptic number.

It is an amenable number.

443142002224421 is a deficient number, since it is larger than the sum of its proper divisors (3417468997339).

443142002224421 is a wasteful number, since it uses less digits than its factorization.

443142002224421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934324.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 443142002224421 its reverse (124422200241344), we get a palindrome (567564202465765).

The spelling of 443142002224421 in words is "four hundred forty-three trillion, one hundred forty-two billion, two million, two hundred twenty-four thousand, four hundred twenty-one".