255902581259 has 8 divisors (see below), whose sum is σ = 276611887440. Its totient is φ = 235339631136.

The previous prime is 255902581241. The next prime is 255902581267. The reversal of 255902581259 is 952185209552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255902581259 - 2¹⁶ = 255902515723 is a prime.

It is a super-2 number, since 2×255902581259² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255902581259.

It is not an unprimeable number, because it can be changed into a prime (255902581219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36585377 + ... + 36592370.

It is an arithmetic number, because the mean of its divisors is an integer number (34576485930).

Almost surely, 2^255902581259 is an apocalyptic number.

255902581259 is a deficient number, since it is larger than the sum of its proper divisors (20709306181).

255902581259 is a wasteful number, since it uses less digits than its factorization.

255902581259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73178029.

The product of its (nonzero) digits is 3240000, while the sum is 53.

The spelling of 255902581259 in words is "two hundred fifty-five billion, nine hundred two million, five hundred eighty-one thousand, two hundred fifty-nine".