How Do you Pronounce fifteen billion million thousand two hundred fifty four in english ?

fifteen billion million thousand two hundred fifty four Pronunciation in english(IPA) :

ˈfɪftiːn ˈbɪljən ˈmɪljən ˈθaʊz(ə)nd tuː ˈhʌndrəd ˈfɪfti fɔː