5489393218 has 8 divisors (see below), whose sum is σ = 8235212940. Its totient is φ = 2744322240.

The previous prime is 5489393207. The next prime is 5489393249. The reversal of 5489393218 is 8123939845.

It can be written as a sum of positive squares in 2 ways, for example, as 4399270929 + 1090122289 = 66327^2 + 33017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168483 + ... + 198406.

Almost surely, 2^5489393218 is an apocalyptic number.

5489393218 is a deficient number, since it is larger than the sum of its proper divisors (2745819722).

5489393218 is a wasteful number, since it uses less digits than its factorization.

5489393218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374372.

The product of its digits is 1866240, while the sum is 52.

The square root of 5489393218 is about 74090.4394507146. The cubic root of 5489393218 is about 1764.0387212274.

The spelling of 5489393218 in words is "five billion, four hundred eighty-nine million, three hundred ninety-three thousand, two hundred eighteen".