6223557805 has 8 divisors (see below), whose sum is σ = 7670114712. Its totient is φ = 4844282688.

The previous prime is 6223557779. The next prime is 6223557811. The reversal of 6223557805 is 5087553226.

It can be written as a sum of positive squares in 4 ways, for example, as 269583561 + 5953974244 = 16419^2 + 77162^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6223557805 - 2⁷ = 6223557677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16820242 + ... + 16820611.

It is an arithmetic number, because the mean of its divisors is an integer number (958764339).

Almost surely, 2^6223557805 is an apocalyptic number.

It is an amenable number.

6223557805 is a deficient number, since it is larger than the sum of its proper divisors (1446556907).

6223557805 is a wasteful number, since it uses less digits than its factorization.

6223557805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33640895.

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 6223557805 is about 78889.5291214240. The cubic root of 6223557805 is about 1839.4143738257.

The spelling of 6223557805 in words is "six billion, two hundred twenty-three million, five hundred fifty-seven thousand, eight hundred five".