166082766 has 16 divisors (see below), whose sum is σ = 332363088. Its totient is φ = 55328000.

The previous prime is 166082729. The next prime is 166082783. The reversal of 166082766 is 667280661.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4126 + ... + 18686.

It is an arithmetic number, because the mean of its divisors is an integer number (20772693).

Almost surely, 2^166082766 is an apocalyptic number.

166082766 is an abundant number, since it is smaller than the sum of its proper divisors (166280322).

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

166082766 is a wasteful number, since it uses less digits than its factorization.

166082766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16467.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 166082766 is about 12887.3102701844. The cubic root of 166082766 is about 549.6777903383.

The spelling of 166082766 in words is "one hundred sixty-six million, eighty-two thousand, seven hundred sixty-six".