4223442320044 has 48 divisors (see below), whose sum is σ = 7867945562400. Its totient is φ = 1976822844416.

The previous prime is 4223442320017. The next prime is 4223442320063. The reversal of 4223442320044 is 4400232443224.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 4223442319991 and 4223442320009.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9933087 + ... + 10349545.

It is an arithmetic number, because the mean of its divisors is an integer number (163915532550).

Almost surely, 2^{4223442320044} is an apocalyptic number.

It is an amenable number.

4223442320044 is a deficient number, since it is larger than the sum of its proper divisors (3644503242356).

4223442320044 is a wasteful number, since it uses less digits than its factorization.

4223442320044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417282 (or 417280 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 4223442320044 its reverse (4400232443224), we get a palindrome (8623674763268).

The spelling of 4223442320044 in words is "four trillion, two hundred twenty-three billion, four hundred forty-two million, three hundred twenty thousand, forty-four".