166006027 has 8 divisors (see below), whose sum is σ = 182856960. Its totient is φ = 149448360.

The previous prime is 166005989. The next prime is 166006031. The reversal of 166006027 is 720600661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 166006027 - 2¹¹ = 166003979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166005986 and 166006004.

It is not an unprimeable number, because it can be changed into a prime (166006067) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 72127 + ... + 74392.

It is an arithmetic number, because the mean of its divisors is an integer number (22857120).

Almost surely, 2^166006027 is an apocalyptic number.

166006027 is a deficient number, since it is larger than the sum of its proper divisors (16850933).

166006027 is a wasteful number, since it uses less digits than its factorization.

166006027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146633.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 166006027 is about 12884.3326175631. The cubic root of 166006027 is about 549.5931172495.

Adding to 166006027 its reverse (720600661), we get a palindrome (886606688).

The spelling of 166006027 in words is "one hundred sixty-six million, six thousand, twenty-seven".