4223204312444 has 96 divisors (see below), whose sum is σ = 8175121489920. Its totient is φ = 1897081026048.

The previous prime is 4223204312417. The next prime is 4223204312447. The reversal of 4223204312444 is 4442134023224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223204312447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155806997 + ... + 155834099.

It is an arithmetic number, because the mean of its divisors is an integer number (85157515520).

Almost surely, 2^{4223204312444} is an apocalyptic number.

It is an amenable number.

4223204312444 is a deficient number, since it is larger than the sum of its proper divisors (3951917177476).

4223204312444 is a wasteful number, since it uses less digits than its factorization.

4223204312444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27739 (or 27737 counting only the distinct ones).

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

Adding to 4223204312444 its reverse (4442134023224), we get a palindrome (8665338335668).

The spelling of 4223204312444 in words is "four trillion, two hundred twenty-three billion, two hundred four million, three hundred twelve thousand, four hundred forty-four".