164876015217 has 16 divisors (see below), whose sum is σ = 220406760000. Its totient is φ = 109631421504.

The previous prime is 164876015189. The next prime is 164876015219. The reversal of 164876015217 is 712510678461.

It is not a de Polignac number, because 164876015217 - 2⁶ = 164876015153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164876015219) 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 15 ways as a sum of consecutive naturals, for example, 7366159 + ... + 7388507.

It is an arithmetic number, because the mean of its divisors is an integer number (13775422500).

Almost surely, 2^164876015217 is an apocalyptic number.

It is an amenable number.

164876015217 is a deficient number, since it is larger than the sum of its proper divisors (55530744783).

164876015217 is a wasteful number, since it uses less digits than its factorization.

164876015217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28640.

The product of its (nonzero) digits is 564480, while the sum is 48.

The spelling of 164876015217 in words is "one hundred sixty-four billion, eight hundred seventy-six million, fifteen thousand, two hundred seventeen".