6444330212 has 12 divisors (see below), whose sum is σ = 11279167536. Its totient is φ = 3221710920.

The previous prime is 6444330169. The next prime is 6444330227. The reversal of 6444330212 is 2120334446.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80558 + ... + 139205.

It is an arithmetic number, because the mean of its divisors is an integer number (939930628).

Almost surely, 2^6444330212 is an apocalyptic number.

It is an amenable number.

6444330212 is a deficient number, since it is larger than the sum of its proper divisors (4834837324).

6444330212 is a wasteful number, since it uses less digits than its factorization.

6444330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227098 (or 227096 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 6444330212 is about 80276.5857021834. The cubic root of 6444330212 is about 1860.9123950830.

Adding to 6444330212 its reverse (2120334446), we get a palindrome (8564664658).

The spelling of 6444330212 in words is "six billion, four hundred forty-four million, three hundred thirty thousand, two hundred twelve".