16166606005105 has 16 divisors (see below), whose sum is σ = 19423750026240. Its totient is φ = 12917404042048.

The previous prime is 16166606005103. The next prime is 16166606005129. The reversal of 16166606005105 is 50150060666161.

It is a cyclic number.

It is not a de Polignac number, because 16166606005105 - 2¹ = 16166606005103 is a prime.

It is a super-2 number, since 2×16166606005105² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16166606005103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160630779 + ... + 160731391.

It is an arithmetic number, because the mean of its divisors is an integer number (1213984376640).

Almost surely, 2^{16166606005105} is an apocalyptic number.

It is an amenable number.

16166606005105 is a deficient number, since it is larger than the sum of its proper divisors (3257144021135).

16166606005105 is a wasteful number, since it uses less digits than its factorization.

16166606005105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139760.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 16166606005105 in words is "sixteen trillion, one hundred sixty-six billion, six hundred six million, five thousand, one hundred five".