A gigasexagon (also known as a giga sexagon as well as a gigafuckagon and giga fuckagon) is a polygon with 69 billion sides.
That's 1 billion times as many sides as a sexagon.
It's 69 gigagons (billion-sided polygons).
The sum of all
interior angles is 12,060,000,000 degrees.
One
interior angle is 179.999999478 degrees.
One
exterior angle is 0.000000521 degrees.