164522440007 has 4 divisors (see below), whose sum is σ = 164541104280. Its totient is φ = 164503775736.

The previous prime is 164522439967. The next prime is 164522440037. The reversal of 164522440007 is 700044225461.

It is a happy number.

164522440007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164522440007 - 2¹² = 164522435911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164522440037) 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 3 ways as a sum of consecutive naturals, for example, 9318908 + ... + 9336545.

It is an arithmetic number, because the mean of its divisors is an integer number (41135276070).

Almost surely, 2^164522440007 is an apocalyptic number.

164522440007 is a deficient number, since it is larger than the sum of its proper divisors (18664273).

164522440007 is an equidigital number, since it uses as much as digits as its factorization.

164522440007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18664272.

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 164522440007 its reverse (700044225461), we get a palindrome (864566665468).

The spelling of 164522440007 in words is "one hundred sixty-four billion, five hundred twenty-two million, four hundred forty thousand, seven".