164303422321204 has 24 divisors (see below), whose sum is σ = 292531917071520. Its totient is φ = 80724089076384.

The previous prime is 164303422321163. The next prime is 164303422321271. The reversal of 164303422321204 is 402123224303461.

It is a happy number.

It is a super-2 number, since 2×164303422321204² (a number of 29 digits) contains 22 as substring.

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, 151268914 + ... + 152351209.

It is an arithmetic number, because the mean of its divisors is an integer number (12188829877980).

Almost surely, 2^{164303422321204} is an apocalyptic number.

It is an amenable number.

164303422321204 is a deficient number, since it is larger than the sum of its proper divisors (128228494750316).

164303422321204 is a wasteful number, since it uses less digits than its factorization.

164303422321204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303622479 (or 303622477 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 164303422321204 its reverse (402123224303461), we get a palindrome (566426646624665).

The spelling of 164303422321204 in words is "one hundred sixty-four trillion, three hundred three billion, four hundred twenty-two million, three hundred twenty-one thousand, two hundred four".