5218647448 has 16 divisors (see below), whose sum is σ = 11182816080. Its totient is φ = 2236563168.

The previous prime is 5218647443. The next prime is 5218647451. The reversal of 5218647448 is 8447468125.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218647443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46595011 + ... + 46595122.

It is an arithmetic number, because the mean of its divisors is an integer number (698926005).

Almost surely, 2^5218647448 is an apocalyptic number.

It is an amenable number.

5218647448 is an abundant number, since it is smaller than the sum of its proper divisors (5964168632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5218647448 is a wasteful number, since it uses less digits than its factorization.

5218647448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93190146 (or 93190142 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 49.

The square root of 5218647448 is about 72240.2065888519. The cubic root of 5218647448 is about 1734.5466566298.

The spelling of 5218647448 in words is "five billion, two hundred eighteen million, six hundred forty-seven thousand, four hundred forty-eight".