169609664076 has 24 divisors (see below), whose sum is σ = 399386673840. Its totient is φ = 56017870272.

The previous prime is 169609664069. The next prime is 169609664093. The reversal of 169609664076 is 670466906961.

169609664076 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, 64834191 + ... + 64836806.

It is an arithmetic number, because the mean of its divisors is an integer number (16641111410).

Almost surely, 2^169609664076 is an apocalyptic number.

It is an amenable number.

169609664076 is an abundant number, since it is smaller than the sum of its proper divisors (229777009764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

169609664076 is a wasteful number, since it uses less digits than its factorization.

169609664076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129671113 (or 129671111 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 60.

The spelling of 169609664076 in words is "one hundred sixty-nine billion, six hundred nine million, six hundred sixty-four thousand, seventy-six".