4002042442044 has 24 divisors (see below), whose sum is σ = 9389690743888. Its totient is φ = 1326643902720.

The previous prime is 4002042442037. The next prime is 4002042442141. The reversal of 4002042442044 is 4402442402004.

4002042442044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 921278317 + ... + 921282660.

Almost surely, 2^{4002042442044} is an apocalyptic number.

It is an amenable number.

4002042442044 is an abundant number, since it is smaller than the sum of its proper divisors (5387648301844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4002042442044 is a wasteful number, since it uses less digits than its factorization.

4002042442044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842561165 (or 1842561163 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 4002042442044 its reverse (4402442402004), we get a palindrome (8404484844048).

The spelling of 4002042442044 in words is "four trillion, two billion, forty-two million, four hundred forty-two thousand, forty-four".