16111353805 has 16 divisors (see below), whose sum is σ = 19374935040. Its totient is φ = 12861580032.

The previous prime is 16111353799. The next prime is 16111353847. The reversal of 16111353805 is 50835311161.

It is a cyclic number.

It is not a de Polignac number, because 16111353805 - 2¹⁹ = 16110829517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7299012 + ... + 7301218.

It is an arithmetic number, because the mean of its divisors is an integer number (1210933440).

Almost surely, 2^16111353805 is an apocalyptic number.

It is an amenable number.

16111353805 is a deficient number, since it is larger than the sum of its proper divisors (3263581235).

16111353805 is a wasteful number, since it uses less digits than its factorization.

16111353805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668.

The product of its (nonzero) digits is 10800, while the sum is 34.

Adding to 16111353805 its reverse (50835311161), we get a palindrome (66946664966).

The spelling of 16111353805 in words is "sixteen billion, one hundred eleven million, three hundred fifty-three thousand, eight hundred five".