800500775253 has 4 divisors (see below), whose sum is σ = 1067334367008. Its totient is φ = 533667183500.

The previous prime is 800500775227. The next prime is 800500775311. The reversal of 800500775253 is 352577005008.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800500775253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800500775153) by changing a digit.

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, 133416795873 + ... + 133416795878.

It is an arithmetic number, because the mean of its divisors is an integer number (266833591752).

Almost surely, 2^800500775253 is an apocalyptic number.

It is an amenable number.

800500775253 is a deficient number, since it is larger than the sum of its proper divisors (266833591755).

800500775253 is a wasteful number, since it uses less digits than its factorization.

800500775253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266833591754.

The product of its (nonzero) digits is 294000, while the sum is 42.

The spelling of 800500775253 in words is "eight hundred billion, five hundred million, seven hundred seventy-five thousand, two hundred fifty-three".