An operating device includes a main body portion having a first touch operating surface and a second touch operating surface which is provided at an angle with respect to the first touch operating surface, a first sensor detecting an operation on the first touch operating surface, a second sensor detecting an operation on the second touch operating surface, and a processing device realizing a first function when the operation on the first touch operating surface is detected and realizing a second function different from the first function when the operation on the second touch operating surface is detected.