16605651064 has 8 divisors (see below), whose sum is σ = 31135595760. Its totient is φ = 8302825528.

The previous prime is 16605651059. The next prime is 16605651091. The reversal of 16605651064 is 46015650661.

16605651064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1037853184 + ... + 1037853199.

It is an arithmetic number, because the mean of its divisors is an integer number (3891949470).

Almost surely, 2^16605651064 is an apocalyptic number.

It is an amenable number.

16605651064 is a deficient number, since it is larger than the sum of its proper divisors (14529944696).

16605651064 is a wasteful number, since it uses less digits than its factorization.

16605651064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075706389 (or 2075706385 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 16605651064 in words is "sixteen billion, six hundred five million, six hundred fifty-one thousand, sixty-four".