4021444344033 has 48 divisors (see below), whose sum is σ = 6160798163520. Its totient is φ = 2519014975488.

The previous prime is 4021444344011. The next prime is 4021444344041. The reversal of 4021444344033 is 3304434441204.

4021444344033 is a `hidden beast` number, since 4 + 0 + 2 + 144 + 43 + 440 + 33 = 666.

It is not a de Polignac number, because 4021444344033 - 2¹² = 4021444339937 is a prime.

It is a super-2 number, since 2×4021444344033² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4021444340033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 257463498 + ... + 257479116.

It is an arithmetic number, because the mean of its divisors is an integer number (128349961740).

Almost surely, 2^{4021444344033} is an apocalyptic number.

It is an amenable number.

4021444344033 is a deficient number, since it is larger than the sum of its proper divisors (2139353819487).

4021444344033 is a wasteful number, since it uses less digits than its factorization.

4021444344033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18366 (or 18363 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4021444344033 its reverse (3304434441204), we get a palindrome (7325878785237).

The spelling of 4021444344033 in words is "four trillion, twenty-one billion, four hundred forty-four million, three hundred forty-four thousand, thirty-three".