16161110611 has 8 divisors (see below), whose sum is σ = 17300030400. Its totient is φ = 15051024360.

The previous prime is 16161110591. The next prime is 16161110627. The reversal of 16161110611 is 11601116161.

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

It is a cyclic number.

It is not a de Polignac number, because 16161110611 - 2¹¹ = 16161108563 is a prime.

It is a super-2 number, since 2×16161110611² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16161110711) by changing a digit.

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, 7207225 + ... + 7209466.

It is an arithmetic number, because the mean of its divisors is an integer number (2162503800).

Almost surely, 2^16161110611 is an apocalyptic number.

16161110611 is a deficient number, since it is larger than the sum of its proper divisors (1138919789).

16161110611 is a wasteful number, since it uses less digits than its factorization.

16161110611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14416769.

The product of its (nonzero) digits is 216, while the sum is 25.

Adding to 16161110611 its reverse (11601116161), we get a palindrome (27762226772).

The spelling of 16161110611 in words is "sixteen billion, one hundred sixty-one million, one hundred ten thousand, six hundred eleven".