16605506005113 has 32 divisors (see below), whose sum is σ = 23762531060352. Its totient is φ = 10277548851200.

The previous prime is 16605506005097. The next prime is 16605506005169. The reversal of 16605506005113 is 31150060550661.

It is a cyclic number.

It is not a de Polignac number, because 16605506005113 - 2⁴ = 16605506005097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16605506005183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 346608 + ... + 5773313.

It is an arithmetic number, because the mean of its divisors is an integer number (742579095636).

Almost surely, 2^{16605506005113} is an apocalyptic number.

It is an amenable number.

16605506005113 is a deficient number, since it is larger than the sum of its proper divisors (7157025055239).

16605506005113 is a wasteful number, since it uses less digits than its factorization.

16605506005113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120665.

The product of its (nonzero) digits is 81000, while the sum is 39.

Adding to 16605506005113 its reverse (31150060550661), we get a palindrome (47755566555774).

The spelling of 16605506005113 in words is "sixteen trillion, six hundred five billion, five hundred six million, five thousand, one hundred thirteen".