8843809473 has 20 divisors (see below), whose sum is σ = 13492216320. Its totient is φ = 5770426392.

The previous prime is 8843809459. The next prime is 8843809489. The reversal of 8843809473 is 3749083488.

It is not a de Polignac number, because 8843809473 - 2²⁰ = 8842760897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8843809433) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1157713 + ... + 1165326.

It is an arithmetic number, because the mean of its divisors is an integer number (674610816).

Almost surely, 2^8843809473 is an apocalyptic number.

It is an amenable number.

8843809473 is a deficient number, since it is larger than the sum of its proper divisors (4648406847).

8843809473 is a wasteful number, since it uses less digits than its factorization.

8843809473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323098 (or 2323089 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 8843809473 is about 94041.5305755920. The cubic root of 8843809473 is about 2067.9805951816.

The spelling of 8843809473 in words is "eight billion, eight hundred forty-three million, eight hundred nine thousand, four hundred seventy-three".