4466218189 has 8 divisors (see below), whose sum is σ = 4729606848. Its totient is φ = 4202904000.

The previous prime is 4466218187. The next prime is 4466218219. The reversal of 4466218189 is 9818126644.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4466218189 - 2¹ = 4466218187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4466218181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147064 + ... + 174814.

It is an arithmetic number, because the mean of its divisors is an integer number (591200856).

Almost surely, 2^4466218189 is an apocalyptic number.

It is an amenable number.

4466218189 is a deficient number, since it is larger than the sum of its proper divisors (263388659).

4466218189 is a wasteful number, since it uses less digits than its factorization.

4466218189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37235.

The product of its digits is 663552, while the sum is 49.

The square root of 4466218189 is about 66829.7702300404. The cubic root of 4466218189 is about 1646.8219437887.

The spelling of 4466218189 in words is "four billion, four hundred sixty-six million, two hundred eighteen thousand, one hundred eighty-nine".