56 may refer to:
*
56 (number)
56 (fifty-six) is the natural number following 55 and preceding 57.
Mathematics
56 is:
* The sum of the first six triangular numbers (making it a tetrahedral number).
* The number of ways to choose 3 out of 8 objects or 5 out of 8 objects, i ...
* one of the years 56 BC, AD 56, 1856, 1956, 2056
* 56.com, a Chinese online video platform
* Fiftysix, Arkansas, unincorporated community in United States
* Fifty-Six, Arkansas, city in United States
* "Fifty Six", a song by Karma to Burn from the album ''Arch Stanton'', 2014
* Cityrider 56, a bus route in the United Kingdom
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