166575468 has 12 divisors (see below), whose sum is σ = 388676120. Its totient is φ = 55525152.

The previous prime is 166575463. The next prime is 166575491. The reversal of 166575468 is 864575661.

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

It is not an unprimeable number, because it can be changed into a prime (166575463) 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, 6940633 + ... + 6940656.

Almost surely, 2^166575468 is an apocalyptic number.

It is an amenable number.

166575468 is an abundant number, since it is smaller than the sum of its proper divisors (222100652).

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

166575468 is a wasteful number, since it uses less digits than its factorization.

166575468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13881296 (or 13881294 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 48.

The square root of 166575468 is about 12906.4118948684. The cubic root of 166575468 is about 550.2208127142.

The spelling of 166575468 in words is "one hundred sixty-six million, five hundred seventy-five thousand, four hundred sixty-eight".