164507307873 has 8 divisors (see below), whose sum is σ = 219567587808. Its totient is φ = 109559283264.

The previous prime is 164507307847. The next prime is 164507307901. The reversal of 164507307873 is 378703705461.

164507307873 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 not a de Polignac number, because 164507307873 - 2⁵ = 164507307841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164507307773) 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, 28060411 + ... + 28066272.

It is an arithmetic number, because the mean of its divisors is an integer number (27445948476).

Almost surely, 2^164507307873 is an apocalyptic number.

It is an amenable number.

164507307873 is a deficient number, since it is larger than the sum of its proper divisors (55060279935).

164507307873 is an equidigital number, since it uses as much as digits as its factorization.

164507307873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56127663.

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 164507307873 in words is "one hundred sixty-four billion, five hundred seven million, three hundred seven thousand, eight hundred seventy-three".