6744352009 has 4 divisors (see below), whose sum is σ = 6858663120. Its totient is φ = 6630040900.

The previous prime is 6744352007. The next prime is 6744352037. The reversal of 6744352009 is 9002534476.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6744352009 - 2¹ = 6744352007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6744352007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57155467 + ... + 57155584.

It is an arithmetic number, because the mean of its divisors is an integer number (1714665780).

Almost surely, 2^6744352009 is an apocalyptic number.

It is an amenable number.

6744352009 is a deficient number, since it is larger than the sum of its proper divisors (114311111).

6744352009 is a wasteful number, since it uses less digits than its factorization.

6744352009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114311110.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 6744352009 is about 82124.0038539281. The cubic root of 6744352009 is about 1889.3543149589.

The spelling of 6744352009 in words is "six billion, seven hundred forty-four million, three hundred fifty-two thousand, nine".