5018686672209 has 32 divisors (see below), whose sum is σ = 7764090378240. Its totient is φ = 2824134774912.

The previous prime is 5018686672199. The next prime is 5018686672249. The reversal of 5018686672209 is 9022766868105.

It is not a de Polignac number, because 5018686672209 - 2¹¹ = 5018686670161 is a prime.

It is a super-2 number, since 2×5018686672209² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5018686672249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3959292 + ... + 5070834.

It is an arithmetic number, because the mean of its divisors is an integer number (242627824320).

Almost surely, 2^{5018686672209} is an apocalyptic number.

It is an amenable number.

5018686672209 is a deficient number, since it is larger than the sum of its proper divisors (2745403706031).

5018686672209 is a wasteful number, since it uses less digits than its factorization.

5018686672209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114829.

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 5018686672209 in words is "five trillion, eighteen billion, six hundred eighty-six million, six hundred seventy-two thousand, two hundred nine".