4023321404444 has 24 divisors (see below), whose sum is σ = 7113547136640. Its totient is φ = 1990880234496.

The previous prime is 4023321404429. The next prime is 4023321404521. The reversal of 4023321404444 is 4444041233204.

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, 27427904 + ... + 27574200.

It is an arithmetic number, because the mean of its divisors is an integer number (296397797360).

Almost surely, 2^{4023321404444} is an apocalyptic number.

It is an amenable number.

4023321404444 is a deficient number, since it is larger than the sum of its proper divisors (3090225732196).

4023321404444 is a wasteful number, since it uses less digits than its factorization.

4023321404444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217277 (or 217275 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 4023321404444 its reverse (4444041233204), we get a palindrome (8467362637648).

The spelling of 4023321404444 in words is "four trillion, twenty-three billion, three hundred twenty-one million, four hundred four thousand, four hundred forty-four".