165033656 has 16 divisors (see below), whose sum is σ = 316635000. Its totient is φ = 80597664.

The previous prime is 165033647. The next prime is 165033703. The reversal of 165033656 is 656330561.

It is a super-2 number, since 2×165033656² = 54472215225452672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239531 + ... + 240218.

Almost surely, 2^165033656 is an apocalyptic number.

It is an amenable number.

165033656 is a deficient number, since it is larger than the sum of its proper divisors (151601344).

165033656 is a wasteful number, since it uses less digits than its factorization.

165033656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479798 (or 479794 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 35.

The square root of 165033656 is about 12846.5425698902. The cubic root of 165033656 is about 548.5179449604.

The spelling of 165033656 in words is "one hundred sixty-five million, thirty-three thousand, six hundred fifty-six".