16550105165 has 32 divisors (see below), whose sum is σ = 22012435584. Its totient is φ = 11844138240.

The previous prime is 16550105161. The next prime is 16550105179. The reversal of 16550105165 is 56150105561.

It is not a de Polignac number, because 16550105165 - 2² = 16550105161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16550105161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4703987 + ... + 4707503.

It is an arithmetic number, because the mean of its divisors is an integer number (687888612).

Almost surely, 2^16550105165 is an apocalyptic number.

It is an amenable number.

16550105165 is a deficient number, since it is larger than the sum of its proper divisors (5462330419).

16550105165 is a wasteful number, since it uses less digits than its factorization.

16550105165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 16550105165 in words is "sixteen billion, five hundred fifty million, one hundred five thousand, one hundred sixty-five".