166268036 has 18 divisors (see below), whose sum is σ = 319826430. Its totient is φ = 75576160.

The previous prime is 166268027. The next prime is 166268117. The reversal of 166268036 is 630862661.

It can be written as a sum of positive squares in only one way, i.e., 151782400 + 14485636 = 12320^2 + 3806^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171281 + ... + 172248.

It is an arithmetic number, because the mean of its divisors is an integer number (17768135).

Almost surely, 2^166268036 is an apocalyptic number.

It is an amenable number.

166268036 is a deficient number, since it is larger than the sum of its proper divisors (153558394).

166268036 is a wasteful number, since it uses less digits than its factorization.

166268036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343555 (or 343542 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 166268036 is about 12894.4963453405. The cubic root of 166268036 is about 549.8821080651.

The spelling of 166268036 in words is "one hundred sixty-six million, two hundred sixty-eight thousand, thirty-six".