22023434444 has 48 divisors (see below), whose sum is σ = 43912302336. Its totient is φ = 9566779200.

The previous prime is 22023434443. The next prime is 22023434473. The reversal of 22023434444 is 44443432022.

It is a self number, because there is not a number n which added to its sum of digits gives 22023434444.

It is not an unprimeable number, because it can be changed into a prime (22023434441) 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, 1185959 + ... + 1204385.

It is an arithmetic number, because the mean of its divisors is an integer number (914839632).

Almost surely, 2^22023434444 is an apocalyptic number.

It is an amenable number.

22023434444 is a deficient number, since it is larger than the sum of its proper divisors (21888867892).

22023434444 is a wasteful number, since it uses less digits than its factorization.

22023434444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19646 (or 19644 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 22023434444 its reverse (44443432022), we get a palindrome (66466866466).

The spelling of 22023434444 in words is "twenty-two billion, twenty-three million, four hundred thirty-four thousand, four hundred forty-four".