5218809404 has 12 divisors (see below), whose sum is σ = 9133457928. Its totient is φ = 2609250000.

The previous prime is 5218809403. The next prime is 5218809467. The reversal of 5218809404 is 4049088125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218809403) 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, 73154 + ... + 125654.

It is an arithmetic number, because the mean of its divisors is an integer number (761121494).

Almost surely, 2^5218809404 is an apocalyptic number.

It is an amenable number.

5218809404 is a deficient number, since it is larger than the sum of its proper divisors (3914648524).

5218809404 is a wasteful number, since it uses less digits than its factorization.

5218809404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77356 (or 77354 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 5218809404 is about 72241.3275348675. The cubic root of 5218809404 is about 1734.5645998060.

The spelling of 5218809404 in words is "five billion, two hundred eighteen million, eight hundred nine thousand, four hundred four".