166945368 has 16 divisors (see below), whose sum is σ = 417363480. Its totient is φ = 55648448.

The previous prime is 166945367. The next prime is 166945403. The reversal of 166945368 is 863549661.

166945368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166945367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3478005 + ... + 3478052.

Almost surely, 2^166945368 is an apocalyptic number.

It is an amenable number.

166945368 is an abundant number, since it is smaller than the sum of its proper divisors (250418112).

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

166945368 is a wasteful number, since it uses less digits than its factorization.

166945368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6956066 (or 6956062 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 166945368 is about 12920.7340348759. The cubic root of 166945368 is about 550.6277878332.

The spelling of 166945368 in words is "one hundred sixty-six million, nine hundred forty-five thousand, three hundred sixty-eight".