16701660011 has 4 divisors (see below), whose sum is σ = 16711526832. Its totient is φ = 16691793192.

The previous prime is 16701660007. The next prime is 16701660023. The reversal of 16701660011 is 11006610761.

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 16701660011 - 2² = 16701660007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16701660061) 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 3 ways as a sum of consecutive naturals, for example, 4930871 + ... + 4934256.

It is an arithmetic number, because the mean of its divisors is an integer number (4177881708).

Almost surely, 2^16701660011 is an apocalyptic number.

16701660011 is a deficient number, since it is larger than the sum of its proper divisors (9866821).

16701660011 is an equidigital number, since it uses as much as digits as its factorization.

16701660011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9866820.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 16701660011 in words is "sixteen billion, seven hundred one million, six hundred sixty thousand, eleven".