NGC 4636 is a giant elliptical galaxy located in the constellation Virgo. It is approximately 50 million light-years away from Earth and is part of the Virgo Cluster, a group of galaxies that includes many other notable members. This galaxy is notable for its bright core and the presence of a supermassive black hole at its center. NGC 4636 also exhibits a large amount of hot gas, which emits X-rays, making it an interesting subject for astronomers studying galaxy formation and evolution.