255449609851422 has 32 divisors (see below), whose sum is σ = 583888040854272. Its totient is φ = 72985200522624.

The previous prime is 255449609851229. The next prime is 255449609851451. The reversal of 255449609851422 is 224158906944552.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 9009448 + ... + 24332475.

It is an arithmetic number, because the mean of its divisors is an integer number (18246501276696).

Almost surely, 2^{255449609851422} is an apocalyptic number.

255449609851422 is an abundant number, since it is smaller than the sum of its proper divisors (328438431002850).

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

255449609851422 is a wasteful number, since it uses less digits than its factorization.

255449609851422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33524352.

The product of its (nonzero) digits is 248832000, while the sum is 66.

The spelling of 255449609851422 in words is "two hundred fifty-five trillion, four hundred forty-nine billion, six hundred nine million, eight hundred fifty-one thousand, four hundred twenty-two".