255680806814 has 8 divisors (see below), whose sum is σ = 400196045520. Its totient is φ = 122282124976.

The previous prime is 255680806813. The next prime is 255680806817. The reversal of 255680806814 is 418608086552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255680806813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2779139159 + ... + 2779139250.

It is an arithmetic number, because the mean of its divisors is an integer number (50024505690).

Almost surely, 2^255680806814 is an apocalyptic number.

255680806814 is a deficient number, since it is larger than the sum of its proper divisors (144515238706).

255680806814 is a wasteful number, since it uses less digits than its factorization.

255680806814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558278434.

The product of its (nonzero) digits is 3686400, while the sum is 53.

The spelling of 255680806814 in words is "two hundred fifty-five billion, six hundred eighty million, eight hundred six thousand, eight hundred fourteen".