166275416 has 16 divisors (see below), whose sum is σ = 317649600. Its totient is φ = 81568864.

The previous prime is 166275409. The next prime is 166275437. The reversal of 166275416 is 614572661.

It is a self number, because there is not a number n which added to its sum of digits gives 166275416.

It is a congruent number.

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, 195656 + ... + 196503.

It is an arithmetic number, because the mean of its divisors is an integer number (19853100).

Almost surely, 2^166275416 is an apocalyptic number.

It is an amenable number.

166275416 is a deficient number, since it is larger than the sum of its proper divisors (151374184).

166275416 is a wasteful number, since it uses less digits than its factorization.

166275416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392218 (or 392214 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 166275416 is about 12894.7825107677. The cubic root of 166275416 is about 549.8902436636.

The spelling of 166275416 in words is "one hundred sixty-six million, two hundred seventy-five thousand, four hundred sixteen".