6344673305 has 4 divisors (see below), whose sum is σ = 7613607972. Its totient is φ = 5075738640.

The previous prime is 6344673299. The next prime is 6344673367. The reversal of 6344673305 is 5033764436.

6344673305 = 56323² + 56324².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3172280329 + 3172392976 = 56323^2 + 56324^2 .

It is not a de Polignac number, because 6344673305 - 2¹⁶ = 6344607769 is a prime.

It is a Duffinian number.

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, 634467326 + ... + 634467335.

It is an arithmetic number, because the mean of its divisors is an integer number (1903401993).

Almost surely, 2^6344673305 is an apocalyptic number.

6344673305 is the 56324-th centered square number.

It is an amenable number.

6344673305 is a deficient number, since it is larger than the sum of its proper divisors (1268934667).

6344673305 is a wasteful number, since it uses less digits than its factorization.

6344673305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268934666.

The product of its (nonzero) digits is 544320, while the sum is 41.

The square root of 6344673305 is about 79653.4575834596. The cubic root of 6344673305 is about 1851.2699636590.

The spelling of 6344673305 in words is "six billion, three hundred forty-four million, six hundred seventy-three thousand, three hundred five".