160066566 has 24 divisors (see below), whose sum is σ = 378339624. Its totient is φ = 48504960.

The previous prime is 160066559. The next prime is 160066601. The reversal of 160066566 is 665660061.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 160066566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404011 + ... + 404406.

It is an arithmetic number, because the mean of its divisors is an integer number (15764151).

Almost surely, 2^160066566 is an apocalyptic number.

160066566 is an abundant number, since it is smaller than the sum of its proper divisors (218273058).

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

160066566 is a wasteful number, since it uses less digits than its factorization.

160066566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808436 (or 808433 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 160066566 is about 12651.7416192396. The cubic root of 160066566 is about 542.9587995153.

The spelling of 160066566 in words is "one hundred sixty million, sixty-six thousand, five hundred sixty-six".