16001166111 has 8 divisors (see below), whose sum is σ = 24382729344. Its totient is φ = 9143523480.

The previous prime is 16001166073. The next prime is 16001166143. The reversal of 16001166111 is 11166110061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16001166111 - 2⁶ = 16001166047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001166151) 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 7 ways as a sum of consecutive naturals, for example, 380980125 + ... + 380980166.

It is an arithmetic number, because the mean of its divisors is an integer number (3047841168).

Almost surely, 2^16001166111 is an apocalyptic number.

16001166111 is a deficient number, since it is larger than the sum of its proper divisors (8381563233).

16001166111 is an equidigital number, since it uses as much as digits as its factorization.

16001166111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761960301.

The product of its (nonzero) digits is 216, while the sum is 24.

Adding to 16001166111 its reverse (11166110061), we get a palindrome (27167276172).

The spelling of 16001166111 in words is "sixteen billion, one million, one hundred sixty-six thousand, one hundred eleven".