164496605338129 has 3 divisors (see below), whose sum is σ = 164496618163753. Its totient is φ = 164496592512506.

The previous prime is 164496605338103. The next prime is 164496605338139. The reversal of 164496605338129 is 921833506694461.

The square root of 164496605338129 is 12825623.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 164496605338129 - 2⁷ = 164496605338001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164496605338139) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6412812 + ... + 19238434.

Almost surely, 2^{164496605338129} is an apocalyptic number.

164496605338129 is the 12825623-rd square number.

164496605338129 is the 6412812-nd centered octagonal number.

It is an amenable number.

164496605338129 is a deficient number, since it is larger than the sum of its proper divisors (12825624).

164496605338129 is an frugal number, since it uses more digits than its factorization.

164496605338129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25651246 (or 12825623 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 67.

The spelling of 164496605338129 in words is "one hundred sixty-four trillion, four hundred ninety-six billion, six hundred five million, three hundred thirty-eight thousand, one hundred twenty-nine".