8516516604 has 48 divisors (see below), whose sum is σ = 20954841600. Its totient is φ = 2684658816.

The previous prime is 8516516573. The next prime is 8516516609. The reversal of 8516516604 is 4066156158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8516516609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96909 + ... + 162555.

It is an arithmetic number, because the mean of its divisors is an integer number (436559200).

Almost surely, 2^8516516604 is an apocalyptic number.

It is an amenable number.

8516516604 is an abundant number, since it is smaller than the sum of its proper divisors (12438324996).

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

8516516604 is a wasteful number, since it uses less digits than its factorization.

8516516604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66242 (or 66240 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 8516516604 is about 92284.9749634251. The cubic root of 8516516604 is about 2042.1485600300.

The spelling of 8516516604 in words is "eight billion, five hundred sixteen million, five hundred sixteen thousand, six hundred four".