165417716 has 6 divisors (see below), whose sum is σ = 289481010. Its totient is φ = 82708856.

The previous prime is 165417709. The next prime is 165417719. The reversal of 165417716 is 617714561.

165417716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 119990116 + 45427600 = 10954^2 + 6740^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 165417716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165417719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20677211 + ... + 20677218.

It is an arithmetic number, because the mean of its divisors is an integer number (48246835).

Almost surely, 2^165417716 is an apocalyptic number.

It is an amenable number.

165417716 is a deficient number, since it is larger than the sum of its proper divisors (124063294).

165417716 is a wasteful number, since it uses less digits than its factorization.

165417716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41354433 (or 41354431 counting only the distinct ones).

The product of its digits is 35280, while the sum is 38.

The square root of 165417716 is about 12861.4818741854. The cubic root of 165417716 is about 548.9431119672.

The spelling of 165417716 in words is "one hundred sixty-five million, four hundred seventeen thousand, seven hundred sixteen".