164308015223 has 4 divisors (see below), whose sum is σ = 179245107528. Its totient is φ = 149370922920.

The previous prime is 164308015213. The next prime is 164308015229. The reversal of 164308015223 is 322510803461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164308015223 - 2¹⁴ = 164307998839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164308015229) 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 3 ways as a sum of consecutive naturals, for example, 7468546136 + ... + 7468546157.

It is an arithmetic number, because the mean of its divisors is an integer number (44811276882).

Almost surely, 2^164308015223 is an apocalyptic number.

164308015223 is a deficient number, since it is larger than the sum of its proper divisors (14937092305).

164308015223 is a wasteful number, since it uses less digits than its factorization.

164308015223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14937092304.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 164308015223 its reverse (322510803461), we get a palindrome (486818818684).

The spelling of 164308015223 in words is "one hundred sixty-four billion, three hundred eight million, fifteen thousand, two hundred twenty-three".