165434552 has 16 divisors (see below), whose sum is σ = 311005440. Its totient is φ = 82499776.

The previous prime is 165434527. The next prime is 165434573. The reversal of 165434552 is 255434561.

165434552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 23933 + ... + 30060.

It is an arithmetic number, because the mean of its divisors is an integer number (19437840).

Almost surely, 2^165434552 is an apocalyptic number.

It is an amenable number.

165434552 is a deficient number, since it is larger than the sum of its proper divisors (145570888).

165434552 is a wasteful number, since it uses less digits than its factorization.

165434552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54382 (or 54378 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The square root of 165434552 is about 12862.1363699815. The cubic root of 165434552 is about 548.9617349074.

Subtracting 165434552 from its reverse (255434561), we obtain a palindrome (90000009).

The spelling of 165434552 in words is "one hundred sixty-five million, four hundred thirty-four thousand, five hundred fifty-two".