three billion six hundred ninety nine million nine hundred ninety nine thousand three hundred zero seven Pronunciation in english(IPA) :
θriː ˈbɪljən sɪks ˈhʌndrəd ˈnʌɪnti nʌɪn ˈmɪljən nʌɪn ˈhʌndrəd ˈnʌɪnti nʌɪn ˈθaʊz(ə)nd θriː ˈhʌndrəd ˈzɪərəʊ ˈsɛv(ə)n