166661060 has 48 divisors (see below), whose sum is σ = 360993024. Its totient is φ = 64597248.

The previous prime is 166661039. The next prime is 166661123. The reversal of 166661060 is 60166661.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99752 + ... + 101408.

It is an arithmetic number, because the mean of its divisors is an integer number (7520688).

Almost surely, 2^166661060 is an apocalyptic number.

166661060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166661060 is an abundant number, since it is smaller than the sum of its proper divisors (194331964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166661060 is a wasteful number, since it uses less digits than its factorization.

166661060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 166661060 is about 12909.7273402656. The cubic root of 166661060 is about 550.3150371448.

It can be divided in two parts, 1666 and 61060, that added together give a palindrome (62726).

The spelling of 166661060 in words is "one hundred sixty-six million, six hundred sixty-one thousand, sixty".