16105005556017 has 64 divisors (see below), whose sum is σ = 27220827340800. Its totient is φ = 8256983454720.

The previous prime is 16105005555997. The next prime is 16105005556063. The reversal of 16105005556017 is 71065550050161.

It is not a de Polignac number, because 16105005556017 - 2⁸ = 16105005555761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16105005556017.

It is not an unprimeable number, because it can be changed into a prime (16105005556067) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9027609 + ... + 10663382.

It is an arithmetic number, because the mean of its divisors is an integer number (425325427200).

Almost surely, 2^{16105005556017} is an apocalyptic number.

16105005556017 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16105005556017 is a deficient number, since it is larger than the sum of its proper divisors (11115821784783).

16105005556017 is a wasteful number, since it uses less digits than its factorization.

16105005556017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19691126.

The product of its (nonzero) digits is 157500, while the sum is 42.

The spelling of 16105005556017 in words is "sixteen trillion, one hundred five billion, five million, five hundred fifty-six thousand, seventeen".