- Traditional Chinese Character(HanT):
6669
- Simplified Chinese Character(HanS):
6669
- Bopomofo(Mandarin Phonetic Symbols): ㄌㄧㄡˋ ㄌㄧㄡˋ ㄌㄧㄡˋ ㄐㄧㄡˇ (ㄌㄌㄌㄐ)
- Bopomofo(Zhuyin Keyboard Input/IME): xu.4xu.4xu.4ru.3
- 「6669」的漢語拼音: Liu4 Liu4 Liu4 Jiu3
- (ASCII) Hanyu Pinyin: "liuliuliujiu" "Liu4Liu4Liu4Jiu3" "Liu4 Liu4 Liu4 Jiu3" (LLLJ)
- (Latin) Hànyǔ Pīnyīn: LiùLiùLiùJiǔ [ Liù Liù Liù Jiǔ ]
- (英文翻譯) English Translation: "6669"
- (西語翻譯) Traducción Español: "6669"
- (日文翻譯) 日本語翻訳: "6669"