800265110069 has 4 divisors (see below), whose sum is σ = 801993544896. Its totient is φ = 798536675244.

The previous prime is 800265110053. The next prime is 800265110077. The reversal of 800265110069 is 960011562008.

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 not a de Polignac number, because 800265110069 - 2⁴ = 800265110053 is a prime.

It is a super-2 number, since 2×800265110069² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800265410069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 864216719 + ... + 864217644.

It is an arithmetic number, because the mean of its divisors is an integer number (200498386224).

Almost surely, 2^800265110069 is an apocalyptic number.

It is an amenable number.

800265110069 is a deficient number, since it is larger than the sum of its proper divisors (1728434827).

800265110069 is a wasteful number, since it uses less digits than its factorization.

800265110069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728434826.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 800265110069 in words is "eight hundred billion, two hundred sixty-five million, one hundred ten thousand, sixty-nine".