164342604565215 has 40 divisors (see below), whose sum is σ = 294674281039248. Its totient is φ = 87627091282560.

The previous prime is 164342604565177. The next prime is 164342604565241. The reversal of 164342604565215 is 512565406243461.

164342604565215 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 4 + 2 + 60 + 4 + 56 + 521 + 5 = 666.

It is not a de Polignac number, because 164342604565215 - 2²⁷ = 164342470347487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 50021302 + ... + 53205411.

Almost surely, 2^{164342604565215} is an apocalyptic number.

164342604565215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164342604565215 is a deficient number, since it is larger than the sum of its proper divisors (130331676474033).

164342604565215 is a wasteful number, since it uses less digits than its factorization.

164342604565215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103230661 (or 103230652 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 54.

The spelling of 164342604565215 in words is "one hundred sixty-four trillion, three hundred forty-two billion, six hundred four million, five hundred sixty-five thousand, two hundred fifteen".