164121300338 has 16 divisors (see below), whose sum is σ = 246461820000. Its totient is φ = 81967406976.

The previous prime is 164121300337. The next prime is 164121300359. The reversal of 164121300338 is 833003121461.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164121300331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8851145 + ... + 8869667.

It is an arithmetic number, because the mean of its divisors is an integer number (15403863750).

Almost surely, 2^164121300338 is an apocalyptic number.

164121300338 is a deficient number, since it is larger than the sum of its proper divisors (82340519662).

164121300338 is a wasteful number, since it uses less digits than its factorization.

164121300338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23321.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 164121300338 its reverse (833003121461), we get a palindrome (997124421799).

The spelling of 164121300338 in words is "one hundred sixty-four billion, one hundred twenty-one million, three hundred thousand, three hundred thirty-eight".