4021444322232 has 64 divisors (see below), whose sum is σ = 10592431824000. Its totient is φ = 1268767753344.

The previous prime is 4021444322209. The next prime is 4021444322237. The reversal of 4021444322232 is 2322234441204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4021444322193 and 4021444322202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444322237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3535882 + ... + 4532697.

It is an arithmetic number, because the mean of its divisors is an integer number (165506747250).

Almost surely, 2^{4021444322232} is an apocalyptic number.

It is an amenable number.

4021444322232 is an abundant number, since it is smaller than the sum of its proper divisors (6570987501768).

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

4021444322232 is a wasteful number, since it uses less digits than its factorization.

4021444322232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8069700 (or 8069696 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 4021444322232 its reverse (2322234441204), we get a palindrome (6343678763436).

The spelling of 4021444322232 in words is "four trillion, twenty-one billion, four hundred forty-four million, three hundred twenty-two thousand, two hundred thirty-two".