800439942777164 has 12 divisors (see below), whose sum is σ = 1400773852145304. Its totient is φ = 400218842164224.

The previous prime is 800439942777161. The next prime is 800439942777203. The reversal of 800439942777164 is 461777249934008.

It is a super-3 number, since 3×800439942777164³ (a number of 46 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (71) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (800439942777161) 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, 280710197 + ... + 283547340.

It is an arithmetic number, because the mean of its divisors is an integer number (116731154345442).

Almost surely, 2^{800439942777164} is an apocalyptic number.

It is an amenable number.

800439942777164 is a deficient number, since it is larger than the sum of its proper divisors (600333909368140).

800439942777164 is a wasteful number, since it uses less digits than its factorization.

800439942777164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564612184 (or 564612182 counting only the distinct ones).

The product of its (nonzero) digits is 512096256, while the sum is 71.

The spelling of 800439942777164 in words is "eight hundred trillion, four hundred thirty-nine billion, nine hundred forty-two million, seven hundred seventy-seven thousand, one hundred sixty-four".