Formula to convert 63.7 liters to gallons is to multiply 63.7 by 0.264172 (this is the value for 1 liter to gallon).
Convert 63.7 Liters to Gallons results
63.7 x 0.264172052 = 16.82775973788
63.7 l = 16.83 gal
To conclude the answer for 63.7 liters is sixteen point eighty three gallons