164522166573 has 16 divisors (see below), whose sum is σ = 221103839936. Its totient is φ = 108813144960.

The previous prime is 164522166509. The next prime is 164522166577. The reversal of 164522166573 is 375661225461.

It is not a de Polignac number, because 164522166573 - 2⁶ = 164522166509 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164522166577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31233 + ... + 574473.

It is an arithmetic number, because the mean of its divisors is an integer number (13818989996).

Almost surely, 2^164522166573 is an apocalyptic number.

It is an amenable number.

164522166573 is a deficient number, since it is larger than the sum of its proper divisors (56581673363).

164522166573 is a wasteful number, since it uses less digits than its factorization.

164522166573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544044.

The product of its digits is 1814400, while the sum is 48.

The spelling of 164522166573 in words is "one hundred sixty-four billion, five hundred twenty-two million, one hundred sixty-six thousand, five hundred seventy-three".