4021444444244 has 12 divisors (see below), whose sum is σ = 7037548842324. Its totient is φ = 2010716203584.

The previous prime is 4021444444201. The next prime is 4021444444247. The reversal of 4021444444244 is 4424444441204.

It can be written as a sum of positive squares in 2 ways, for example, as 902617803844 + 3118826640400 = 950062^2 + 1766020^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444444247) 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, 217862 + ... + 2844354.

It is an arithmetic number, because the mean of its divisors is an integer number (586462403527).

Almost surely, 2^{4021444444244} is an apocalyptic number.

It is an amenable number.

4021444444244 is a deficient number, since it is larger than the sum of its proper divisors (3016104398080).

4021444444244 is a wasteful number, since it uses less digits than its factorization.

4021444444244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3009274 (or 3009272 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 41.

Adding to 4021444444244 its reverse (4424444441204), we get a palindrome (8445888885448).

The spelling of 4021444444244 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred forty-four thousand, two hundred forty-four".