164306646063 has 24 divisors (see below), whose sum is σ = 271311446016. Its totient is φ = 93863523600.

The previous prime is 164306646043. The next prime is 164306646103. The reversal of 164306646063 is 360646603461.

164306646063 is a `hidden beast` number, since 1 + 6 + 4 + 30 + 6 + 6 + 4 + 606 + 3 = 666.

It is not a de Polignac number, because 164306646063 - 2²¹ = 164304548911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164306646043) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 130383 + ... + 587888.

It is an arithmetic number, because the mean of its divisors is an integer number (11304643584).

Almost surely, 2^164306646063 is an apocalyptic number.

164306646063 is a deficient number, since it is larger than the sum of its proper divisors (107004799953).

164306646063 is a wasteful number, since it uses less digits than its factorization.

164306646063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721915 (or 721912 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 164306646063 in words is "one hundred sixty-four billion, three hundred six million, six hundred forty-six thousand, sixty-three".