You can set the Field Size property for the Text, Number, and AutoNumber data types. This property restricts the number of characters that you can enter in a text field and the size of numbers that can be entered in a number or AutoNumber field. For text fields, the Field Size property can be set to any number from 0 to 255. AutoNumber fields are automatically set to Long Integer. Number fields can be set to any of the following values:
Stores numbers from 0 to 255 (no fractions).
Stores numbers from –32,768 to 32,767 (no fractions).
(The default.) Stores numbers ...