5271648216 has 32 divisors (see below), whose sum is σ = 13459530240. Its totient is φ = 1719828128.

The previous prime is 5271648199. The next prime is 5271648227. The reversal of 5271648216 is 6128461725.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2335596 + ... + 2337851.

It is an arithmetic number, because the mean of its divisors is an integer number (420610320).

Almost surely, 2^5271648216 is an apocalyptic number.

It is an amenable number.

5271648216 is an abundant number, since it is smaller than the sum of its proper divisors (8187882024).

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

5271648216 is a wasteful number, since it uses less digits than its factorization.

5271648216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673503 (or 4673499 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 5271648216 is about 72606.1169323908. The cubic root of 5271648216 is about 1740.3989282167.

The spelling of 5271648216 in words is "five billion, two hundred seventy-one million, six hundred forty-eight thousand, two hundred sixteen".