165435064 has 8 divisors (see below), whose sum is σ = 310190760. Its totient is φ = 82717528.

The previous prime is 165435047. The next prime is 165435073. The reversal of 165435064 is 460534561.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10339684 + ... + 10339699.

It is an arithmetic number, because the mean of its divisors is an integer number (38773845).

Almost surely, 2^165435064 is an apocalyptic number.

It is an amenable number.

165435064 is a deficient number, since it is larger than the sum of its proper divisors (144755696).

165435064 is a wasteful number, since it uses less digits than its factorization.

165435064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20679389 (or 20679385 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 165435064 is about 12862.1562733470. The cubic root of 165435064 is about 548.9623012303.

The spelling of 165435064 in words is "one hundred sixty-five million, four hundred thirty-five thousand, sixty-four".