Maximum length of Decimal type

What is the OOTB maximum length of decimal type property and column?

Reference: https://support.pega.com/question/maximum-length-decimal

Indeed, OOTB settings are (18,9).

Thus, example 100 000 000 , 000 000 001.

If you have DB access, you can edit the column.

This is not possible through Pega Platform Application.