6606344889 has 12 divisors (see below), whose sum is σ = 9543364272. Its totient is φ = 4403830200.

The previous prime is 6606344867. The next prime is 6606344893. The reversal of 6606344889 is 9884436066.

6606344889 is a `hidden beast` number, since 6 + 60 + 63 + 448 + 89 = 666.

It is not a de Polignac number, because 6606344889 - 2⁷ = 6606344761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6606324889) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99034 + ... + 151724.

It is an arithmetic number, because the mean of its divisors is an integer number (795280356).

Almost surely, 2^6606344889 is an apocalyptic number.

It is an amenable number.

6606344889 is a deficient number, since it is larger than the sum of its proper divisors (2937019383).

6606344889 is a wasteful number, since it uses less digits than its factorization.

6606344889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66628 (or 66625 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The square root of 6606344889 is about 81279.4247580530. The cubic root of 6606344889 is about 1876.3783537469.

The spelling of 6606344889 in words is "six billion, six hundred six million, three hundred forty-four thousand, eight hundred eighty-nine".