164450233338 has 8 divisors (see below), whose sum is σ = 328900466688. Its totient is φ = 54816744444.

The previous prime is 164450233327. The next prime is 164450233403. The reversal of 164450233338 is 833332054461.

It is a sphenic number, since it is the product of 3 distinct primes.

164450233338 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 164450233338.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13704186106 + ... + 13704186117.

It is an arithmetic number, because the mean of its divisors is an integer number (41112558336).

Almost surely, 2^164450233338 is an apocalyptic number.

164450233338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

164450233338 is a wasteful number, since it uses less digits than its factorization.

164450233338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27408372228.

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 164450233338 its reverse (833332054461), we get a palindrome (997782287799).

The spelling of 164450233338 in words is "one hundred sixty-four billion, four hundred fifty million, two hundred thirty-three thousand, three hundred thirty-eight".