164216164326 has 16 divisors (see below), whose sum is σ = 329644259328. Its totient is φ = 54536733000.

The previous prime is 164216164319. The next prime is 164216164331. The reversal of 164216164326 is 623461612461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50495350 + ... + 50498601.

It is an arithmetic number, because the mean of its divisors is an integer number (20602766208).

Almost surely, 2^164216164326 is an apocalyptic number.

164216164326 is an abundant number, since it is smaller than the sum of its proper divisors (165428095002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164216164326 is a wasteful number, since it uses less digits than its factorization.

164216164326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100994227.

The product of its digits is 248832, while the sum is 42.

Adding to 164216164326 its reverse (623461612461), we get a palindrome (787677776787).

The spelling of 164216164326 in words is "one hundred sixty-four billion, two hundred sixteen million, one hundred sixty-four thousand, three hundred twenty-six".