5278889318 has 32 divisors (see below), whose sum is σ = 8326886400. Its totient is φ = 2507250240.

The previous prime is 5278889299. The next prime is 5278889353. The reversal of 5278889318 is 8139888725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 763505 + ... + 770387.

It is an arithmetic number, because the mean of its divisors is an integer number (260215200).

Almost surely, 2^5278889318 is an apocalyptic number.

5278889318 is a deficient number, since it is larger than the sum of its proper divisors (3047997082).

5278889318 is a wasteful number, since it uses less digits than its factorization.

5278889318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7172.

The product of its digits is 7741440, while the sum is 59.

The square root of 5278889318 is about 72655.9654673999. The cubic root of 5278889318 is about 1741.1954305532.

The spelling of 5278889318 in words is "five billion, two hundred seventy-eight million, eight hundred eighty-nine thousand, three hundred eighteen".