166541064 has 32 divisors (see below), whose sum is σ = 426037920. Its totient is φ = 54222336.

The previous prime is 166541017. The next prime is 166541093. The reversal of 166541064 is 460145661.

It is a happy number.

166541064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 79657 + ... + 81720.

It is an arithmetic number, because the mean of its divisors is an integer number (13313685).

Almost surely, 2^166541064 is an apocalyptic number.

It is an amenable number.

166541064 is an abundant number, since it is smaller than the sum of its proper divisors (259496856).

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

166541064 is a wasteful number, since it uses less digits than its factorization.

166541064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161429 (or 161425 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 166541064 is about 12905.0790001456. The cubic root of 166541064 is about 550.1829297845.

The spelling of 166541064 in words is "one hundred sixty-six million, five hundred forty-one thousand, sixty-four".