typeless
Adjective
Meaning
Not conforming to a type.
(computing) untyped
Source: en.wiktionary.orgExamples
All variables, and in fact all values of any kind, are stored as typeless character strings handled by the interpreter as numbers or text based purely on context.
The typeless nature of B made sense on the Honeywell, PDP-7 and many older computers, but was a problem on the PDP-11 because it was difficult to elegantly access the character data type that the PDP-11 and most modern computers fully support.
B is typeless, or more precisely has one data type: the computer word.