16100216065 has 16 divisors (see below), whose sum is σ = 19592846208. Its totient is φ = 12698591616.

The previous prime is 16100216059. The next prime is 16100216087. The reversal of 16100216065 is 56061200161.

It is a cyclic number.

It is not a de Polignac number, because 16100216065 - 2¹¹ = 16100214017 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 1074052 + ... + 1088938.

It is an arithmetic number, because the mean of its divisors is an integer number (1224552888).

Almost surely, 2^16100216065 is an apocalyptic number.

It is an amenable number.

16100216065 is a deficient number, since it is larger than the sum of its proper divisors (3492630143).

16100216065 is a wasteful number, since it uses less digits than its factorization.

16100216065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17928.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 16100216065 in words is "sixteen billion, one hundred million, two hundred sixteen thousand, sixty-five".