Numbers into words

Converts an integer into English words.

Example:

$ numbers_into_words 234 92,582,349 543_953_459_343 8
234: two-hundred and thirty-four
92582349: ninety-two million, five-hundred and eighty-two thousand, three-hundred and forty-nine
543953459343: five-hundred and forty-three billion, nine-hundred and fifty-three million, four-hundred and fifty-nine thousand, three-hundred and forty-three
8: eight

License: MIT OR Apache-2.0