166012144 has 10 divisors (see below), whose sum is σ = 321648560. Its totient is φ = 83006064.

The previous prime is 166012117. The next prime is 166012151. The reversal of 166012144 is 441210661.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5187864 + ... + 5187895.

It is an arithmetic number, because the mean of its divisors is an integer number (32164856).

Almost surely, 2^166012144 is an apocalyptic number.

It is an amenable number.

166012144 is a deficient number, since it is larger than the sum of its proper divisors (155636416).

166012144 is a wasteful number, since it uses less digits than its factorization.

166012144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10375767 (or 10375761 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 166012144 is about 12884.5699967054. The cubic root of 166012144 is about 549.5998676466.

The spelling of 166012144 in words is "one hundred sixty-six million, twelve thousand, one hundred forty-four".