800000008879 has 16 divisors (see below), whose sum is σ = 811002585600. Its totient is φ = 789069764704.

The previous prime is 800000008861. The next prime is 800000008883. The reversal of 800000008879 is 978800000008.

It is a cyclic number.

It is not a de Polignac number, because 800000008879 - 2¹¹ = 800000006831 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 (800000008849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24837117 + ... + 24869305.

It is an arithmetic number, because the mean of its divisors is an integer number (50687661600).

Almost surely, 2^800000008879 is an apocalyptic number.

800000008879 is a deficient number, since it is larger than the sum of its proper divisors (11002576721).

800000008879 is a wasteful number, since it uses less digits than its factorization.

800000008879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33302.

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 800000008879 in words is "eight hundred billion, eight thousand, eight hundred seventy-nine".