16611216106 has 16 divisors (see below), whose sum is σ = 24958842624. Its totient is φ = 8291615904.

The previous prime is 16611216077. The next prime is 16611216121. The reversal of 16611216106 is 60161211661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4092430 + ... + 4096486.

It is an arithmetic number, because the mean of its divisors is an integer number (1559927664).

Almost surely, 2^16611216106 is an apocalyptic number.

16611216106 is a deficient number, since it is larger than the sum of its proper divisors (8347626518).

16611216106 is a wasteful number, since it uses less digits than its factorization.

16611216106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7005.

The product of its (nonzero) digits is 2592, while the sum is 31.

Adding to 16611216106 its reverse (60161211661), we get a palindrome (76772427767).

The spelling of 16611216106 in words is "sixteen billion, six hundred eleven million, two hundred sixteen thousand, one hundred six".