164565506608 has 20 divisors (see below), whose sum is σ = 318879656368. Its totient is φ = 82273982400.

The previous prime is 164565506593. The next prime is 164565506617. The reversal of 164565506608 is 806605565461.

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 in 3 ways as a sum of consecutive naturals, for example, 392043 + ... + 694858.

Almost surely, 2^164565506608 is an apocalyptic number.

It is an amenable number.

164565506608 is a deficient number, since it is larger than the sum of its proper divisors (154314149760).

164565506608 is a wasteful number, since it uses less digits than its factorization.

164565506608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096372 (or 1096366 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 164565506608 in words is "one hundred sixty-four billion, five hundred sixty-five million, five hundred six thousand, six hundred eight".