What is a 144 sided shape called?

A 144-sided shape is called a tetracontakaidigon. In geometry, it is classified as a polygon, and its name derives from the Greek Words for "forty" (tetraconta) and "four" (deca), combined with the suffix "-gon," which denotes a shape with multiple angles. Tetracontakaidigon can also be referred to as a 144-gon.