255885503 has 8 divisors (see below), whose sum is σ = 259663680. Its totient is φ = 252120960.

The previous prime is 255885481. The next prime is 255885571. The reversal of 255885503 is 305588552.

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

It is a cyclic number.

It is not a de Polignac number, because 255885503 - 2²⁰ = 254836927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255885403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38051 + ... + 44267.

It is an arithmetic number, because the mean of its divisors is an integer number (32457960).

Almost surely, 2^255885503 is an apocalyptic number.

255885503 is a deficient number, since it is larger than the sum of its proper divisors (3778177).

255885503 is an equidigital number, since it uses as much as digits as its factorization.

255885503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6817.

The product of its (nonzero) digits is 240000, while the sum is 41.

The square root of 255885503 is about 15996.4215685884. The cubic root of 255885503 is about 634.8657438282.

The spelling of 255885503 in words is "two hundred fifty-five million, eight hundred eighty-five thousand, five hundred three".