164624469211 has 2 divisors, whose sum is σ = 164624469212. Its totient is φ = 164624469210.

The previous prime is 164624469203. The next prime is 164624469221. The reversal of 164624469211 is 112964426461.

It is a weak prime.

It is an emirp because it is prime and its reverse (112964426461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164624469211 - 2³ = 164624469203 is a prime.

It is not a weakly prime, because it can be changed into another prime (164624469221) 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 as a sum of consecutive naturals, namely, 82312234605 + 82312234606.

It is an arithmetic number, because the mean of its divisors is an integer number (82312234606).

Almost surely, 2^164624469211 is an apocalyptic number.

164624469211 is a deficient number, since it is larger than the sum of its proper divisors (1).

164624469211 is an equidigital number, since it uses as much as digits as its factorization.

164624469211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 46.

The spelling of 164624469211 in words is "one hundred sixty-four billion, six hundred twenty-four million, four hundred sixty-nine thousand, two hundred eleven".