255943678 has 32 divisors (see below), whose sum is σ = 415098432. Its totient is φ = 118060800.

The previous prime is 255943673. The next prime is 255943729. The reversal of 255943678 is 876349552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255943673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147858 + ... + 149578.

It is an arithmetic number, because the mean of its divisors is an integer number (12971826).

Almost surely, 2^255943678 is an apocalyptic number.

255943678 is a deficient number, since it is larger than the sum of its proper divisors (159154754).

255943678 is a wasteful number, since it uses less digits than its factorization.

255943678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1860.

The product of its digits is 1814400, while the sum is 49.

The square root of 255943678 is about 15998.2398406825. The cubic root of 255943678 is about 634.9138519542.

The spelling of 255943678 in words is "two hundred fifty-five million, nine hundred forty-three thousand, six hundred seventy-eight".