The number of Hellblazer comics varies over time. As of a certain point, there were around X issues, but this could have changed due to reprints, special editions, and new releases.
Hellblazer is not part of Sandman comics. They have no direct connection. Each series has its own themes, tones, and universe that set them apart from one another.
Lucifer in Vertigo Comics is not straightforwardly evil. He often acts in his own self-interest and defies traditional notions of morality, but his character is much more nuanced than a simple evil label.
Not all Vertigo comics are on DC Universe. It depends on which titles have been licensed and made accessible. Some popular ones might be there, but it's not a comprehensive collection.
Well, for must-read Vertigo comics, you can't go wrong with 'Y: The Last Man' and '100 Bullets'. They offer deep and engaging plots with complex characters. 'V for Vendetta' is another classic. These comics have had a significant impact on the comic industry.
DC indeed owns Vertigo Comics. This ownership allows for the integration and development of various comic-related projects and storylines within the DC universe.