5218470320 has 80 divisors (see below), whose sum is σ = 13927114560. Its totient is φ = 1781332992.

The previous prime is 5218470317. The next prime is 5218470349. The reversal of 5218470320 is 230748125.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107894 + ... + 148586.

It is an arithmetic number, because the mean of its divisors is an integer number (174088932).

Almost surely, 2^5218470320 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 5218470320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6963557280).

5218470320 is an abundant number, since it is smaller than the sum of its proper divisors (8708644240).

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

5218470320 is a wasteful number, since it uses less digits than its factorization.

5218470320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40942 (or 40936 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 5218470320 is about 72238.9806129627. The cubic root of 5218470320 is about 1734.5270321160.

The spelling of 5218470320 in words is "five billion, two hundred eighteen million, four hundred seventy thousand, three hundred twenty".