5317321216 has 80 divisors (see below), whose sum is σ = 11065463640. Its totient is φ = 2549514240.

The previous prime is 5317321199. The next prime is 5317321277. The reversal of 5317321216 is 6121237135.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4368681216 + 948640000 = 66096^2 + 30800^2 .

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, 2329996 + ... + 2332276.

Almost surely, 2^5317321216 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 5317321216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5532731820).

5317321216 is an abundant number, since it is smaller than the sum of its proper divisors (5748142424).

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

5317321216 is a wasteful number, since it uses less digits than its factorization.

5317321216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485 (or 2469 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 5317321216 is about 72919.9644541877. The cubic root of 5317321216 is about 1745.4106926272.

The spelling of 5317321216 in words is "five billion, three hundred seventeen million, three hundred twenty-one thousand, two hundred sixteen".