255442222258 has 12 divisors (see below), whose sum is σ = 407028178602. Its totient is φ = 120208104320.

The previous prime is 255442222237. The next prime is 255442222283. The reversal of 255442222258 is 852222244552.

It can be written as a sum of positive squares in 3 ways, for example, as 242779896529 + 12662325729 = 492727^2 + 112527^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220970203 + ... + 220971358.

Almost surely, 2^255442222258 is an apocalyptic number.

255442222258 is a deficient number, since it is larger than the sum of its proper divisors (151585956344).

255442222258 is a wasteful number, since it uses less digits than its factorization.

255442222258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441941597 (or 441941580 counting only the distinct ones).

The product of its digits is 1024000, while the sum is 43.

The spelling of 255442222258 in words is "two hundred fifty-five billion, four hundred forty-two million, two hundred twenty-two thousand, two hundred fifty-eight".