5218032647 has 4 divisors (see below), whose sum is σ = 5271826896. Its totient is φ = 5164238400.

The previous prime is 5218032641. The next prime is 5218032733. The reversal of 5218032647 is 7462308125.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5218032647 - 2⁶ = 5218032583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5218032647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218032641) 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, 26896979 + ... + 26897172.

It is an arithmetic number, because the mean of its divisors is an integer number (1317956724).

Almost surely, 2^5218032647 is an apocalyptic number.

5218032647 is a deficient number, since it is larger than the sum of its proper divisors (53794249).

5218032647 is an equidigital number, since it uses as much as digits as its factorization.

5218032647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53794248.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 5218032647 is about 72235.9512085222. The cubic root of 5218032647 is about 1734.4785391780.

The spelling of 5218032647 in words is "five billion, two hundred eighteen million, thirty-two thousand, six hundred forty-seven".