16816518366 has 64 divisors (see below), whose sum is σ = 35605094400. Its totient is φ = 5280309216.

The previous prime is 16816518353. The next prime is 16816518377. The reversal of 16816518366 is 66381561861.

16816518366 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29869201 + ... + 29869763.

It is an arithmetic number, because the mean of its divisors is an integer number (556329600).

Almost surely, 2^16816518366 is an apocalyptic number.

16816518366 is an abundant number, since it is smaller than the sum of its proper divisors (18788576034).

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

16816518366 is a wasteful number, since it uses less digits than its factorization.

16816518366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613.

The product of its digits is 1244160, while the sum is 51.

The spelling of 16816518366 in words is "sixteen billion, eight hundred sixteen million, five hundred eighteen thousand, three hundred sixty-six".