16516500516 has 36 divisors (see below), whose sum is σ = 42768340524. Its totient is φ = 5371219200.

The previous prime is 16516500499. The next prime is 16516500527. The reversal of 16516500516 is 61500561561.

16516500516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 312228900 + 16204271616 = 17670^2 + 127296^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5593545 + ... + 5596496.

It is an arithmetic number, because the mean of its divisors is an integer number (1188009459).

Almost surely, 2^16516500516 is an apocalyptic number.

It is an amenable number.

16516500516 is an abundant number, since it is smaller than the sum of its proper divisors (26251840008).

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

16516500516 is a wasteful number, since it uses less digits than its factorization.

16516500516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11190092 (or 11190087 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 16516500516 in words is "sixteen billion, five hundred sixteen million, five hundred thousand, five hundred sixteen".