259 (two hundred [and] fifty-nine) is the natural number following 258 and preceding 260.
In mathematics 259 is:
a semiprime 63 + 62 + 6 + 1, so 259 is a repdigit in base 6 (11116) a lucky number Assuming A=1, B=2, C=3, D=4, etc..., all the way up to Z=26, when 259 is spelled out in word form, including the word "and", and when every single number indicating its letter position is added, the value is 259.
References