164556067 has 4 divisors (see below), whose sum is σ = 177214240. Its totient is φ = 151897896.

The previous prime is 164556023. The next prime is 164556079. The reversal of 164556067 is 760655461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164556067 - 2²⁷ = 30338339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164556097) 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, 6329067 + ... + 6329092.

It is an arithmetic number, because the mean of its divisors is an integer number (44303560).

Almost surely, 2^164556067 is an apocalyptic number.

164556067 is a deficient number, since it is larger than the sum of its proper divisors (12658173).

164556067 is a wasteful number, since it uses less digits than its factorization.

164556067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12658172.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 164556067 is about 12827.9408713948. The cubic root of 164556067 is about 547.9883171449.

It can be divided in two parts, 16455 and 6067, that added together give a palindrome (22522).

The spelling of 164556067 in words is "one hundred sixty-four million, five hundred fifty-six thousand, sixty-seven".