Nineteen billion, six hundred seventy-three million, eight hundred ninety thousand, ninety-four.
A number with seven commas in it is 100,000,000,000,000,000,000,000 or you can call it in word form sextillion
There are no hyphens in the word ago.
Hyphens are used to link words together to form compound words, such as "well-being" or "mother-in-law." They can also be used to separate syllables in words that are broken at the end of a line in writing. Additionally, hyphens are used in some prefixes, suffixes, and to avoid ambiguity or confusion in writing.
hyphen
They are considered as one word.
put commas in 1,784,000 one million, seven hundred and eighty-four thousand
The word "affection" does not require a hyphen.
path-oecologist
sisters-in-law
Because hyphens are dashes. Word changes double dashes into em dashes (the long dashes) automatically if there is a space before and after the double dash.
Errm... Inverted commas?
Sister-in-law. With the hyphens, it's one word. : )