166360663 has 8 divisors (see below), whose sum is σ = 196259840. Its totient is φ = 137994840.

The previous prime is 166360651. The next prime is 166360681. The reversal of 166360663 is 366063661.

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 166360663 - 2⁹ = 166360151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166360763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383103 + ... + 383536.

It is an arithmetic number, because the mean of its divisors is an integer number (24532480).

Almost surely, 2^166360663 is an apocalyptic number.

166360663 is a deficient number, since it is larger than the sum of its proper divisors (29899177).

166360663 is an equidigital number, since it uses as much as digits as its factorization.

166360663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766677.

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 166360663 is about 12898.0875714193. The cubic root of 166360663 is about 549.9842011991.

It can be divided in two parts, 1663 and 60663, that added together give a palindrome (62326).

The spelling of 166360663 in words is "one hundred sixty-six million, three hundred sixty thousand, six hundred sixty-three".