255321667003 has 4 divisors (see below), whose sum is σ = 274961795248. Its totient is φ = 235681538760.

The previous prime is 255321667001. The next prime is 255321667009. The reversal of 255321667003 is 300766123552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255321667003 - 2¹ = 255321667001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255321667001) 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, 9820064103 + ... + 9820064128.

It is an arithmetic number, because the mean of its divisors is an integer number (68740448812).

Almost surely, 2^255321667003 is an apocalyptic number.

255321667003 is a deficient number, since it is larger than the sum of its proper divisors (19640128245).

255321667003 is a wasteful number, since it uses less digits than its factorization.

255321667003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19640128244.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 255321667003 in words is "two hundred fifty-five billion, three hundred twenty-one million, six hundred sixty-seven thousand, three".