255656426 has 4 divisors (see below), whose sum is σ = 383484642. Its totient is φ = 127828212.

The previous prime is 255656341. The next prime is 255656437. The reversal of 255656426 is 624656552.

255656426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 198669025 + 56987401 = 14095^2 + 7549^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63914105 + ... + 63914108.

Almost surely, 2^255656426 is an apocalyptic number.

255656426 is a deficient number, since it is larger than the sum of its proper divisors (127828216).

255656426 is a wasteful number, since it uses less digits than its factorization.

255656426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127828215.

The product of its digits is 432000, while the sum is 41.

The square root of 255656426 is about 15989.2597076913. The cubic root of 255656426 is about 634.6762364655.

The spelling of 255656426 in words is "two hundred fifty-five million, six hundred fifty-six thousand, four hundred twenty-six".