165791068 has 12 divisors (see below), whose sum is σ = 290459232. Its totient is φ = 82802720.

The previous prime is 165791051. The next prime is 165791077. The reversal of 165791068 is 860197561.

It is a happy number.

165791068 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, 19105 + ... + 26392.

It is an arithmetic number, because the mean of its divisors is an integer number (24204936).

Almost surely, 2^165791068 is an apocalyptic number.

It is an amenable number.

165791068 is a deficient number, since it is larger than the sum of its proper divisors (124668164).

165791068 is a wasteful number, since it uses less digits than its factorization.

165791068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46412 (or 46410 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 165791068 is about 12875.9880397583. The cubic root of 165791068 is about 549.3557945082.

The spelling of 165791068 in words is "one hundred sixty-five million, seven hundred ninety-one thousand, sixty-eight".