4042021434224 has 40 divisors (see below), whose sum is σ = 8121872458560. Its totient is φ = 1946405438208.

The previous prime is 4042021434149. The next prime is 4042021434259. The reversal of 4042021434224 is 4224341202404.

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, 10787144 + ... + 11155559.

It is an arithmetic number, because the mean of its divisors is an integer number (203046811464).

Almost surely, 2^{4042021434224} is an apocalyptic number.

It is an amenable number.

4042021434224 is an abundant number, since it is smaller than the sum of its proper divisors (4079851024336).

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

4042021434224 is a wasteful number, since it uses less digits than its factorization.

4042021434224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21943137 (or 21943131 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 4042021434224 its reverse (4224341202404), we get a palindrome (8266362636628).

The spelling of 4042021434224 in words is "four trillion, forty-two billion, twenty-one million, four hundred thirty-four thousand, two hundred twenty-four".