255133632566 has 8 divisors (see below), whose sum is σ = 392034606264. Its totient is φ = 124455430480.

The previous prime is 255133632547. The next prime is 255133632653. The reversal of 255133632566 is 665236331552.

It is a happy number.

255133632566 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 self number, because there is not a number n which added to its sum of digits gives 255133632566.

It is a congruent number.

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, 1555692800 + ... + 1555692963.

It is an arithmetic number, because the mean of its divisors is an integer number (49004325783).

Almost surely, 2^255133632566 is an apocalyptic number.

255133632566 is a deficient number, since it is larger than the sum of its proper divisors (136900973698).

255133632566 is a wasteful number, since it uses less digits than its factorization.

255133632566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111385806.

The product of its digits is 2916000, while the sum is 47.

The spelling of 255133632566 in words is "two hundred fifty-five billion, one hundred thirty-three million, six hundred thirty-two thousand, five hundred sixty-six".