5215816320 has 512 divisors, whose sum is σ = 19818812160. Its totient is φ = 1159741440.

The previous prime is 5215816313. The next prime is 5215816321. The reversal of 5215816320 is 236185125.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215816321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33221682 + ... + 33221838.

Almost surely, 2^5215816320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5215816320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9909406080).

5215816320 is an abundant number, since it is smaller than the sum of its proper divisors (14602995840).

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

5215816320 is a wasteful number, since it uses less digits than its factorization.

5215816320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 5215816320 is about 72220.6086930870. The cubic root of 5215816320 is about 1734.2329347348.

The spelling of 5215816320 in words is "five billion, two hundred fifteen million, eight hundred sixteen thousand, three hundred twenty".