164600816497 has 8 divisors (see below), whose sum is σ = 184969479744. Its totient is φ = 145333162128.

The previous prime is 164600816477. The next prime is 164600816521. The reversal of 164600816497 is 794618006461.

164600816497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 164600816497 - 2¹⁹ = 164600292209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164600816407) 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 7 ways as a sum of consecutive naturals, for example, 275251903 + ... + 275252500.

It is an arithmetic number, because the mean of its divisors is an integer number (23121184968).

Almost surely, 2^164600816497 is an apocalyptic number.

It is an amenable number.

164600816497 is a deficient number, since it is larger than the sum of its proper divisors (20368663247).

164600816497 is a wasteful number, since it uses less digits than its factorization.

164600816497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550504439.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 164600816497 in words is "one hundred sixty-four billion, six hundred million, eight hundred sixteen thousand, four hundred ninety-seven".