164666682273 has 8 divisors (see below), whose sum is σ = 222200824608. Its totient is φ = 108455164064.

The previous prime is 164666682233. The next prime is 164666682277. The reversal of 164666682273 is 372286666461.

164666682273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 164666682273 - 2⁹ = 164666681761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164666682277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330655740 + ... + 330656237.

It is an arithmetic number, because the mean of its divisors is an integer number (27775103076).

Almost surely, 2^164666682273 is an apocalyptic number.

It is an amenable number.

164666682273 is a deficient number, since it is larger than the sum of its proper divisors (57534142335).

164666682273 is an equidigital number, since it uses as much as digits as its factorization.

164666682273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661312063.

The product of its digits is 20901888, while the sum is 57.

The spelling of 164666682273 in words is "one hundred sixty-four billion, six hundred sixty-six million, six hundred eighty-two thousand, two hundred seventy-three".