166465356 has 12 divisors (see below), whose sum is σ = 388419192. Its totient is φ = 55488448.

The previous prime is 166465349. The next prime is 166465361. The reversal of 166465356 is 653564661.

166465356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6936045 + ... + 6936068.

It is an arithmetic number, because the mean of its divisors is an integer number (32368266).

Almost surely, 2^166465356 is an apocalyptic number.

It is an amenable number.

166465356 is an abundant number, since it is smaller than the sum of its proper divisors (221953836).

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

166465356 is a wasteful number, since it uses less digits than its factorization.

166465356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13872120 (or 13872118 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The square root of 166465356 is about 12902.1454029940. The cubic root of 166465356 is about 550.0995478214.

The spelling of 166465356 in words is "one hundred sixty-six million, four hundred sixty-five thousand, three hundred fifty-six".