Adverb
superhumanly (comparative more superhumanly, superlative most superhumanly)
In a superhuman way, or to a superhuman extent
Let's sum up: an unknown number of enemies with unknown capabilities, supported by a gang of madmen, packs of attack animals, and superhumanly intelligent pocket change. Jim Butcher
When people speak of creating superhumanly intelligent beings, they are usually imagining an AI project. Vernor Vinge