164454066436322 has 32 divisors (see below), whose sum is σ = 266025416832000. Its totient is φ = 75796496700480.

The previous prime is 164454066436267. The next prime is 164454066436327. The reversal of 164454066436322 is 223634660454461.

It is not an unprimeable number, because it can be changed into a prime (164454066436327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086211247 + ... + 1086362637.

It is an arithmetic number, because the mean of its divisors is an integer number (8313294276000).

Almost surely, 2^{164454066436322} is an apocalyptic number.

164454066436322 is a deficient number, since it is larger than the sum of its proper divisors (101571350395678).

164454066436322 is a wasteful number, since it uses less digits than its factorization.

164454066436322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209138.

The product of its (nonzero) digits is 59719680, while the sum is 56.

The spelling of 164454066436322 in words is "one hundred sixty-four trillion, four hundred fifty-four billion, sixty-six million, four hundred thirty-six thousand, three hundred twenty-two".