16650565101606 has 16 divisors (see below), whose sum is σ = 33301550444544. Its totient is φ = 5550118326984.

The previous prime is 16650565101571. The next prime is 16650565101619. The reversal of 16650565101606 is 60610156505661.

It is a super-3 number, since 3×16650565101606³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 16993806 + ... + 17946881.

It is an arithmetic number, because the mean of its divisors is an integer number (2081346902784).

Almost surely, 2^{16650565101606} is an apocalyptic number.

16650565101606 is an abundant number, since it is smaller than the sum of its proper divisors (16650985342938).

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

16650565101606 is a wasteful number, since it uses less digits than its factorization.

16650565101606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35020115.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 16650565101606 in words is "sixteen trillion, six hundred fifty billion, five hundred sixty-five million, one hundred one thousand, six hundred six".