164504323405461 has 16 divisors (see below), whose sum is σ = 240214918144320. Its totient is φ = 99517608942720.

The previous prime is 164504323405441. The next prime is 164504323405489.

164504323405461 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 164504323405461 - 2¹³ = 164504323397269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164504323405461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164504323405441) 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, 35746265280 + ... + 35746269881.

It is an arithmetic number, because the mean of its divisors is an integer number (15013432384020).

Almost surely, 2^{164504323405461} is an apocalyptic number.

It is an amenable number.

164504323405461 is a deficient number, since it is larger than the sum of its proper divisors (75710594738859).

164504323405461 is a wasteful number, since it uses less digits than its factorization.

164504323405461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71492535236.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 164504323405461 in words is "one hundred sixty-four trillion, five hundred four billion, three hundred twenty-three million, four hundred five thousand, four hundred sixty-one".