6606344899 has 16 divisors (see below), whose sum is σ = 8240636160. Its totient is φ = 5145204960.

The previous prime is 6606344893. The next prime is 6606344909. The reversal of 6606344899 is 9984436066.

It is not a de Polignac number, because 6606344899 - 2⁵ = 6606344867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6606344893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139797 + ... + 180985.

It is an arithmetic number, because the mean of its divisors is an integer number (515039760).

Almost surely, 2^6606344899 is an apocalyptic number.

6606344899 is a deficient number, since it is larger than the sum of its proper divisors (1634291261).

6606344899 is a wasteful number, since it uses less digits than its factorization.

6606344899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43290.

The product of its (nonzero) digits is 6718464, while the sum is 55.

The square root of 6606344899 is about 81279.4248195692. The cubic root of 6606344899 is about 1876.3783546936.

The spelling of 6606344899 in words is "six billion, six hundred six million, three hundred forty-four thousand, eight hundred ninety-nine".