255166650818 has 8 divisors (see below), whose sum is σ = 383110045248. Its totient is φ = 127463302404.

The previous prime is 255166650793. The next prime is 255166650821. The reversal of 255166650818 is 818056661552.

255166650818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×255166650818² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255166650818.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60008846 + ... + 60013097.

It is an arithmetic number, because the mean of its divisors is an integer number (47888755656).

Almost surely, 2^255166650818 is an apocalyptic number.

255166650818 is a deficient number, since it is larger than the sum of its proper divisors (127943394430).

255166650818 is a wasteful number, since it uses less digits than its factorization.

255166650818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120023008.

The product of its (nonzero) digits is 3456000, while the sum is 53.

The spelling of 255166650818 in words is "two hundred fifty-five billion, one hundred sixty-six million, six hundred fifty thousand, eight hundred eighteen".