164553066 has 32 divisors (see below), whose sum is σ = 366105600. Its totient is φ = 54786240.

The previous prime is 164553041. The next prime is 164553071. The reversal of 164553066 is 660355461.

164553066 is a `hidden beast` number, since 1 + 64 + 5 + 530 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 164553066.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72375 + ... + 74613.

It is an arithmetic number, because the mean of its divisors is an integer number (11440800).

Almost surely, 2^164553066 is an apocalyptic number.

164553066 is an abundant number, since it is smaller than the sum of its proper divisors (201552534).

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

164553066 is a wasteful number, since it uses less digits than its factorization.

164553066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3611 (or 3605 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 164553066 is about 12827.8238996332. The cubic root of 164553066 is about 547.9849859136.

The spelling of 164553066 in words is "one hundred sixty-four million, five hundred fifty-three thousand, sixty-six".