165111016 has 16 divisors (see below), whose sum is σ = 353809440. Its totient is φ = 70761840.

The previous prime is 165110993. The next prime is 165111017. The reversal of 165111016 is 610111561.

It is not an unprimeable number, because it can be changed into a prime (165111017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1474150 + ... + 1474261.

It is an arithmetic number, because the mean of its divisors is an integer number (22113090).

Almost surely, 2^165111016 is an apocalyptic number.

It is an amenable number.

165111016 is an abundant number, since it is smaller than the sum of its proper divisors (188698424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165111016 is a wasteful number, since it uses less digits than its factorization.

165111016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948424 (or 2948420 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 22.

The square root of 165111016 is about 12849.5531439813. The cubic root of 165111016 is about 548.6036380259.

Adding to 165111016 its reverse (610111561), we get a palindrome (775222577).

The spelling of 165111016 in words is "one hundred sixty-five million, one hundred eleven thousand, sixteen".