256613027043267 has 6 divisors (see below), whose sum is σ = 370663261284732. Its totient is φ = 171075351362172.

The previous prime is 256613027043203. The next prime is 256613027043343. The reversal of 256613027043267 is 762340720316652.

256613027043267 is a `hidden beast` number, since 2 + 5 + 6 + 6 + 1 + 302 + 7 + 0 + 4 + 326 + 7 = 666.

It is not a de Polignac number, because 256613027043267 - 2⁶ = 256613027043203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (256613017043267) by changing a digit.

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, 14256279280173 + ... + 14256279280190.

It is an arithmetic number, because the mean of its divisors is an integer number (61777210214122).

Almost surely, 2^{256613027043267} is an apocalyptic number.

256613027043267 is a deficient number, since it is larger than the sum of its proper divisors (114050234241465).

256613027043267 is a wasteful number, since it uses less digits than its factorization.

256613027043267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28512558560369 (or 28512558560366 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 54.

The spelling of 256613027043267 in words is "two hundred fifty-six trillion, six hundred thirteen billion, twenty-seven million, forty-three thousand, two hundred sixty-seven".