4042020042244 has 6 divisors (see below), whose sum is σ = 7073535073934. Its totient is φ = 2021010021120.

The previous prime is 4042020042227. The next prime is 4042020042271. The reversal of 4042020042244 is 4422400202404.

It can be written as a sum of positive squares in only one way, i.e., 3387668475844 + 654351566400 = 1840562^2 + 808920^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505252505277 + ... + 505252505284.

Almost surely, 2^{4042020042244} is an apocalyptic number.

It is an amenable number.

4042020042244 is a deficient number, since it is larger than the sum of its proper divisors (3031515031690).

4042020042244 is a wasteful number, since it uses less digits than its factorization.

4042020042244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010505010565 (or 1010505010563 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4042020042244 its reverse (4422400202404), we get a palindrome (8464420244648).

The spelling of 4042020042244 in words is "four trillion, forty-two billion, twenty million, forty-two thousand, two hundred forty-four".