16065560943 has 12 divisors (see below), whose sum is σ = 23263685328. Its totient is φ = 10683662400.

The previous prime is 16065560939. The next prime is 16065560963. The reversal of 16065560943 is 34906556061.

16065560943 is a `hidden beast` number, since 1 + 6 + 0 + 6 + 556 + 0 + 94 + 3 = 666.

It is not a de Polignac number, because 16065560943 - 2² = 16065560939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16065560963) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2222155 + ... + 2229372.

It is an arithmetic number, because the mean of its divisors is an integer number (1938640444).

Almost surely, 2^16065560943 is an apocalyptic number.

16065560943 is a deficient number, since it is larger than the sum of its proper divisors (7198124385).

16065560943 is a wasteful number, since it uses less digits than its factorization.

16065560943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451934 (or 4451931 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 16065560943 in words is "sixteen billion, sixty-five million, five hundred sixty thousand, nine hundred forty-three".