"Seventy-Seven" is a number that follows seventy-six and precedes seventy-eight. It is an odd number and can be expressed in Roman numerals as LXXVII. In mathematics, it is considered a prime number, meaning it has no divisors other than one and itself. In various cultures, the number seventy-seven may hold significance. For example, in numerology, it is often associated with introspection and spiritual growth. Additionally, in popular culture, the number appears in various contexts, such as song titles and literature, often symbolizing luck or a milestone.