5216716886668 has 72 divisors (see below), whose sum is σ = 10653436362240. Its totient is φ = 2228646702240.

The previous prime is 5216716886657. The next prime is 5216716886671. The reversal of 5216716886668 is 8666886176125.

It is a super-2 number, since 2×5216716886668² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5216716886597 and 5216716886606.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290470273 + ... + 290488231.

It is an arithmetic number, because the mean of its divisors is an integer number (147964393920).

Almost surely, 2^{5216716886668} 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 5216716886668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5326718181120).

5216716886668 is an abundant number, since it is smaller than the sum of its proper divisors (5436719475572).

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

5216716886668 is a wasteful number, since it uses less digits than its factorization.

5216716886668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595 (or 22586 counting only the distinct ones).

The product of its digits is 278691840, while the sum is 70.

The spelling of 5216716886668 in words is "five trillion, two hundred sixteen billion, seven hundred sixteen million, eight hundred eighty-six thousand, six hundred sixty-eight".