16334661044011 has 4 divisors (see below), whose sum is σ = 16344863832024. Its totient is φ = 16324458256000.

The previous prime is 16334661043991. The next prime is 16334661044021. The reversal of 16334661044011 is 11044016643361.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16334661044011 - 2⁵ = 16334661043979 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16334661044021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5101391605 + ... + 5101394806.

It is an arithmetic number, because the mean of its divisors is an integer number (4086215958006).

Almost surely, 2^{16334661044011} is an apocalyptic number.

16334661044011 is a deficient number, since it is larger than the sum of its proper divisors (10202788013).

16334661044011 is a wasteful number, since it uses less digits than its factorization.

16334661044011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10202788012.

The product of its (nonzero) digits is 124416, while the sum is 40.

Adding to 16334661044011 its reverse (11044016643361), we get a palindrome (27378677687372).

The spelling of 16334661044011 in words is "sixteen trillion, three hundred thirty-four billion, six hundred sixty-one million, forty-four thousand, eleven".