164447581706 has 16 divisors (see below), whose sum is σ = 251623902816. Its totient is φ = 80585407056.

The previous prime is 164447581687. The next prime is 164447581741. The reversal of 164447581706 is 607185744461.

164447581706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 3088376 + ... + 3141171.

It is an arithmetic number, because the mean of its divisors is an integer number (15726493926).

Almost surely, 2^164447581706 is an apocalyptic number.

164447581706 is a deficient number, since it is larger than the sum of its proper divisors (87176321110).

164447581706 is a wasteful number, since it uses less digits than its factorization.

164447581706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229813.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 164447581706 in words is "one hundred sixty-four billion, four hundred forty-seven million, five hundred eighty-one thousand, seven hundred six".