166464104 has 8 divisors (see below), whose sum is σ = 312120210. Its totient is φ = 83232048.

The previous prime is 166464049. The next prime is 166464127. The reversal of 166464104 is 401464661.

166464104 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 166461604 + 2500 = 12902^2 + 50^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10403999 + ... + 10404014.

Almost surely, 2^166464104 is an apocalyptic number.

It is an amenable number.

166464104 is a deficient number, since it is larger than the sum of its proper divisors (145656106).

166464104 is a wasteful number, since it uses less digits than its factorization.

166464104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20808019 (or 20808015 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 166464104 is about 12902.0968838402. The cubic root of 166464104 is about 550.0981687029.

The spelling of 166464104 in words is "one hundred sixty-six million, four hundred sixty-four thousand, one hundred four".