166112770 has 16 divisors (see below), whose sum is σ = 299230848. Its totient is φ = 66394480.

The previous prime is 166112743. The next prime is 166112773. The reversal of 166112770 is 77211661.

It is not an unprimeable number, because it can be changed into a prime (166112773) 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, 9285 + ... + 20455.

It is an arithmetic number, because the mean of its divisors is an integer number (18701928).

Almost surely, 2^166112770 is an apocalyptic number.

166112770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166112770 is a deficient number, since it is larger than the sum of its proper divisors (133118078).

166112770 is a wasteful number, since it uses less digits than its factorization.

166112770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12665.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 166112770 is about 12888.4743084665. The cubic root of 166112770 is about 549.7108893763.

The spelling of 166112770 in words is "one hundred sixty-six million, one hundred twelve thousand, seven hundred seventy".