164240014571 has 2 divisors, whose sum is σ = 164240014572. Its totient is φ = 164240014570.

The previous prime is 164240014493. The next prime is 164240014583. The reversal of 164240014571 is 175410042461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164240014571 - 2³⁰ = 163166272747 is a prime.

It is not a weakly prime, because it can be changed into another prime (164240013571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82120007285 + 82120007286.

It is an arithmetic number, because the mean of its divisors is an integer number (82120007286).

Almost surely, 2^164240014571 is an apocalyptic number.

164240014571 is a deficient number, since it is larger than the sum of its proper divisors (1).

164240014571 is an equidigital number, since it uses as much as digits as its factorization.

164240014571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 164240014571 in words is "one hundred sixty-four billion, two hundred forty million, fourteen thousand, five hundred seventy-one".