4021444444041 has 24 divisors (see below), whose sum is σ = 6151989103520. Its totient is φ = 2524277670336.

The previous prime is 4021444443983. The next prime is 4021444444067. The reversal of 4021444444041 is 1404444441204.

It is not a de Polignac number, because 4021444444041 - 2¹³ = 4021444435849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4021444443987 and 4021444444005.

It is not an unprimeable number, because it can be changed into a prime (4021444449041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72110836 + ... + 72166581.

Almost surely, 2^{4021444444041} is an apocalyptic number.

It is an amenable number.

4021444444041 is a deficient number, since it is larger than the sum of its proper divisors (2130544659479).

4021444444041 is a wasteful number, since it uses less digits than its factorization.

4021444444041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144277605 (or 144277602 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 36.

Adding to 4021444444041 its reverse (1404444441204), we get a palindrome (5425888885245).

The spelling of 4021444444041 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred forty-four thousand, forty-one".