255818585653118 has 16 divisors (see below), whose sum is σ = 386174914448400. Its totient is φ = 127093991720256.

The previous prime is 255818585653093. The next prime is 255818585653177. The reversal of 255818585653118 is 811356585818552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93030143 + ... + 95740506.

It is an arithmetic number, because the mean of its divisors is an integer number (24135932153025).

Almost surely, 2^{255818585653118} is an apocalyptic number.

255818585653118 is a deficient number, since it is larger than the sum of its proper divisors (130356328795282).

255818585653118 is a wasteful number, since it uses less digits than its factorization.

255818585653118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188774971.

The product of its digits is 460800000, while the sum is 71.

The spelling of 255818585653118 in words is "two hundred fifty-five trillion, eight hundred eighteen billion, five hundred eighty-five million, six hundred fifty-three thousand, one hundred eighteen".