162666528 has 24 divisors (see below), whose sum is σ = 426999888. Its totient is φ = 54222144.

The previous prime is 162666509. The next prime is 162666529. The reversal of 162666528 is 825666261.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 162666528.

It is not an unprimeable number, because it can be changed into a prime (162666529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 847126 + ... + 847317.

It is an arithmetic number, because the mean of its divisors is an integer number (17791662).

Almost surely, 2^162666528 is an apocalyptic number.

It is an amenable number.

162666528 is an abundant number, since it is smaller than the sum of its proper divisors (264333360).

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

162666528 is a wasteful number, since it uses less digits than its factorization.

162666528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694456 (or 1694448 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 162666528 is about 12754.0788769711. The cubic root of 162666528 is about 545.8827855564.

The spelling of 162666528 in words is "one hundred sixty-two million, six hundred sixty-six thousand, five hundred twenty-eight".