165333056 has 42 divisors (see below), whose sum is σ = 381654558. Its totient is φ = 70855680.

The previous prime is 165333037. The next prime is 165333067. The reversal of 165333056 is 650333561.

It can be written as a sum of positive squares in only one way, i.e., 107329600 + 58003456 = 10360^2 + 7616^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23225 + ... + 29496.

Almost surely, 2^165333056 is an apocalyptic number.

165333056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

165333056 is an abundant number, since it is smaller than the sum of its proper divisors (216321502).

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

165333056 is an equidigital number, since it uses as much as digits as its factorization.

165333056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52747 (or 52730 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 32.

The square root of 165333056 is about 12858.1902303551. The cubic root of 165333056 is about 548.8494471620.

The spelling of 165333056 in words is "one hundred sixty-five million, three hundred thirty-three thousand, fifty-six".