16161110050011 has 16 divisors (see below), whose sum is σ = 21891781428000. Its totient is φ = 10603582795008.

The previous prime is 16161110049943. The next prime is 16161110050021. The reversal of 16161110050011 is 11005001116161.

It is not a de Polignac number, because 16161110050011 - 2⁷ = 16161110049883 is a prime.

It is a super-2 number, since 2×16161110050011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16161110050021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165798106 + ... + 165895551.

It is an arithmetic number, because the mean of its divisors is an integer number (1368236339250).

Almost surely, 2^{16161110050011} is an apocalyptic number.

16161110050011 is a deficient number, since it is larger than the sum of its proper divisors (5730671377989).

16161110050011 is a wasteful number, since it uses less digits than its factorization.

16161110050011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331693918.

The product of its (nonzero) digits is 180, while the sum is 24.

Adding to 16161110050011 its reverse (11005001116161), we get a palindrome (27166111166172).

The spelling of 16161110050011 in words is "sixteen trillion, one hundred sixty-one billion, one hundred ten million, fifty thousand, eleven".