4021444422244 has 12 divisors (see below), whose sum is σ = 7201191175024. Its totient is φ = 1963961229384.

The previous prime is 4021444422223. The next prime is 4021444422253. The reversal of 4021444422244 is 4422244441204.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11690245242 + ... + 11690245585.

Almost surely, 2^{4021444422244} is an apocalyptic number.

It is an amenable number.

4021444422244 is a deficient number, since it is larger than the sum of its proper divisors (3179746752780).

4021444422244 is a wasteful number, since it uses less digits than its factorization.

4021444422244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23380490874 (or 23380490872 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 37.

Adding to 4021444422244 its reverse (4422244441204), we get a palindrome (8443688863448).

The spelling of 4021444422244 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred twenty-two thousand, two hundred forty-four".