166012064 has 24 divisors (see below), whose sum is σ = 331718688. Its totient is φ = 81766080.

The previous prime is 166012061. The next prime is 166012069. The reversal of 166012064 is 460210661.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (166012061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36572 + ... + 40859.

It is an arithmetic number, because the mean of its divisors is an integer number (13821612).

Almost surely, 2^166012064 is an apocalyptic number.

It is an amenable number.

166012064 is a deficient number, since it is larger than the sum of its proper divisors (165706624).

166012064 is an equidigital number, since it uses as much as digits as its factorization.

166012064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77508 (or 77500 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 166012064 is about 12884.5668922164. The cubic root of 166012064 is about 549.5997793640.

The spelling of 166012064 in words is "one hundred sixty-six million, twelve thousand, sixty-four".