168055564 has 12 divisors (see below), whose sum is σ = 298487224. Its totient is φ = 82773504.

The previous prime is 168055561. The next prime is 168055583. The reversal of 168055564 is 465550861.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (168055561) 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, 313269 + ... + 313804.

Almost surely, 2^168055564 is an apocalyptic number.

It is an amenable number.

168055564 is a deficient number, since it is larger than the sum of its proper divisors (130431660).

168055564 is a wasteful number, since it uses less digits than its factorization.

168055564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627144 (or 627142 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 168055564 is about 12963.6246474510. The cubic root of 168055564 is about 551.8456606594.

The spelling of 168055564 in words is "one hundred sixty-eight million, fifty-five thousand, five hundred sixty-four".