165451852 has 12 divisors (see below), whose sum is σ = 290914456. Its totient is φ = 82333440.

The previous prime is 165451807. The next prime is 165451879. The reversal of 165451852 is 258154561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97173 + ... + 98860.

Almost surely, 2^165451852 is an apocalyptic number.

It is an amenable number.

165451852 is a deficient number, since it is larger than the sum of its proper divisors (125462604).

165451852 is a wasteful number, since it uses less digits than its factorization.

165451852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196248 (or 196246 counting only the distinct ones).

The product of its digits is 48000, while the sum is 37.

The square root of 165451852 is about 12862.8088689835. The cubic root of 165451852 is about 548.9808697795.

The spelling of 165451852 in words is "one hundred sixty-five million, four hundred fifty-one thousand, eight hundred fifty-two".