5218886705 has 8 divisors (see below), whose sum is σ = 6282421992. Its totient is φ = 4161937408.

The previous prime is 5218886689. The next prime is 5218886707. The reversal of 5218886705 is 5076888125.

It can be written as a sum of positive squares in 4 ways, for example, as 148449856 + 5070436849 = 12184^2 + 71207^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5218886705 - 2⁴ = 5218886689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5218886707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1644752 + ... + 1647921.

It is an arithmetic number, because the mean of its divisors is an integer number (785302749).

Almost surely, 2^5218886705 is an apocalyptic number.

It is an amenable number.

5218886705 is a deficient number, since it is larger than the sum of its proper divisors (1063535287).

5218886705 is a wasteful number, since it uses less digits than its factorization.

5218886705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292995.

The product of its (nonzero) digits is 1075200, while the sum is 50.

The square root of 5218886705 is about 72241.8625521242. The cubic root of 5218886705 is about 1734.5731638868.

The spelling of 5218886705 in words is "five billion, two hundred eighteen million, eight hundred eighty-six thousand, seven hundred five".