220444000004 has 24 divisors (see below), whose sum is σ = 390260897208. Its totient is φ = 108947793920.

The previous prime is 220443999983. The next prime is 220444000019. The reversal of 220444000004 is 400000444022.

It can be written as a sum of positive squares in 4 ways, for example, as 55281414400 + 165162585604 = 235120^2 + 406402^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220444000004.

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, 735557 + ... + 990924.

It is an arithmetic number, because the mean of its divisors is an integer number (16260870717).

Almost surely, 2^220444000004 is an apocalyptic number.

It is an amenable number.

220444000004 is a deficient number, since it is larger than the sum of its proper divisors (169816897204).

220444000004 is a wasteful number, since it uses less digits than its factorization.

220444000004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726855 (or 1726853 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 220444000004 its reverse (400000444022), we get a palindrome (620444444026).

The spelling of 220444000004 in words is "two hundred twenty billion, four hundred forty-four million, four", and thus it is an aban number.