4021444433224 has 32 divisors (see below), whose sum is σ = 7552587009240. Its totient is φ = 2007421747200.

The previous prime is 4021444433191. The next prime is 4021444433239. The reversal of 4021444433224 is 4223344441204.

It can be written as a sum of positive squares in 4 ways, for example, as 2329316964100 + 1692127469124 = 1526210^2 + 1300818^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84901132 + ... + 84948484.

Almost surely, 2^{4021444433224} is an apocalyptic number.

It is an amenable number.

4021444433224 is a deficient number, since it is larger than the sum of its proper divisors (3531142576016).

4021444433224 is a wasteful number, since it uses less digits than its factorization.

4021444433224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64561 (or 64557 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 4021444433224 its reverse (4223344441204), we get a palindrome (8244788874428).

The spelling of 4021444433224 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred thirty-three thousand, two hundred twenty-four".