255873578226 has 32 divisors (see below), whose sum is σ = 585038868480. Its totient is φ = 73083614736.

The previous prime is 255873578197. The next prime is 255873578243. The reversal of 255873578226 is 622875378552.

It is a self number, because there is not a number n which added to its sum of digits gives 255873578226.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828816 + ... + 1094843.

It is an arithmetic number, because the mean of its divisors is an integer number (18282464640).

Almost surely, 2^255873578226 is an apocalyptic number.

255873578226 is an abundant number, since it is smaller than the sum of its proper divisors (329165290254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255873578226 is a wasteful number, since it uses less digits than its factorization.

255873578226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926838.

The product of its digits is 56448000, while the sum is 60.

The spelling of 255873578226 in words is "two hundred fifty-five billion, eight hundred seventy-three million, five hundred seventy-eight thousand, two hundred twenty-six".