164564220160204 has 12 divisors (see below), whose sum is σ = 287997177311928. Its totient is φ = 82279312356800.

The previous prime is 164564220160201. The next prime is 164564220160247. The reversal of 164564220160204 is 402061022465461.

It is not an unprimeable number, because it can be changed into a prime (164564220160201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 699298477 + ... + 699533764.

It is an arithmetic number, because the mean of its divisors is an integer number (23999764775994).

Almost surely, 2^{164564220160204} is an apocalyptic number.

It is an amenable number.

164564220160204 is a deficient number, since it is larger than the sum of its proper divisors (123432957151724).

164564220160204 is a wasteful number, since it uses less digits than its factorization.

164564220160204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398861656 (or 1398861654 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 164564220160204 in words is "one hundred sixty-four trillion, five hundred sixty-four billion, two hundred twenty million, one hundred sixty thousand, two hundred four".