443343040213441 has 4 divisors (see below), whose sum is σ = 455325284543572. Its totient is φ = 431360795883312.

The previous prime is 443343040213439. The next prime is 443343040213453. The reversal of 443343040213441 is 144312040343344.

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

It can be written as a sum of positive squares in 2 ways, for example, as 400260882523441 + 43082157690000 = 20006521^2 + 6563700^2 .

It is a cyclic number.

It is not a de Polignac number, because 443343040213441 - 2¹ = 443343040213439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 443343040213394 and 443343040213403.

It is not an unprimeable number, because it can be changed into a prime (443343040211441) 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, 5991122165010 + ... + 5991122165083.

It is an arithmetic number, because the mean of its divisors is an integer number (113831321135893).

Almost surely, 2^{443343040213441} is an apocalyptic number.

It is an amenable number.

443343040213441 is a deficient number, since it is larger than the sum of its proper divisors (11982244330131).

443343040213441 is a wasteful number, since it uses less digits than its factorization.

443343040213441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11982244330130.

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 443343040213441 its reverse (144312040343344), we get a palindrome (587655080556785).

The spelling of 443343040213441 in words is "four hundred forty-three trillion, three hundred forty-three billion, forty million, two hundred thirteen thousand, four hundred forty-one".