How many digits after the decimal point does the number 123.123456 have?

The number 123.123456 features a total of six digits following the decimal point. These digits are specifically 1, 2, 3, 4, 5, and 6. When counting the digits following the decimal in any numerical format, you simply tally every digit that appears after the decimal mark, which in this case amounts to six distinct units: 123.123456. This demonstrates how the precision of a number can be conveyed and is fundamental in areas like GIS where accuracy in numerical data representation is crucial.