1004222544044 has 12 divisors (see below), whose sum is σ = 1760998058064. Its totient is φ = 501080241744.

The previous prime is 1004222543999. The next prime is 1004222544053. The reversal of 1004222544044 is 4404452224001.

It is a self number, because there is not a number n which added to its sum of digits gives 1004222544044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257755379 + ... + 257759274.

It is an arithmetic number, because the mean of its divisors is an integer number (146749838172).

Almost surely, 2^{1004222544044} is an apocalyptic number.

It is an amenable number.

1004222544044 is a deficient number, since it is larger than the sum of its proper divisors (756775514020).

1004222544044 is a wasteful number, since it uses less digits than its factorization.

1004222544044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515515144 (or 515515142 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 1004222544044 its reverse (4404452224001), we get a palindrome (5408674768045).

The spelling of 1004222544044 in words is "one trillion, four billion, two hundred twenty-two million, five hundred forty-four thousand, forty-four".