450.65 centimeters is equivalent to 177.36 inches.
To put this measurement into perspective, the average length of an adult male arm is around 19-20 inches, meaning that 450.65 centimeters is almost 9 times the length of an average arm.
In terms of everyday objects, 450.65 centimeters is approximately the length of a small refrigerator (which can range from 170-200 cm), the height of a standard adult desk (which is around 76-80 cm), or about 1.5 times the length of a skateboard (which is typically around 76 cm long).