6413447443 has 8 divisors (see below), whose sum is σ = 7207085088. Its totient is φ = 5662709184.

The previous prime is 6413447413. The next prime is 6413447449. The reversal of 6413447443 is 3447443146.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6413447443 is a prime.

It is a super-2 number, since 2×6413447443² = 82264616208246476498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6413447396 and 6413447405.

It is not an unprimeable number, because it can be changed into a prime (6413447449) 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 7 ways as a sum of consecutive naturals, for example, 10724530 + ... + 10725127.

It is an arithmetic number, because the mean of its divisors is an integer number (900885636).

Almost surely, 2^6413447443 is an apocalyptic number.

6413447443 is a deficient number, since it is larger than the sum of its proper divisors (793637645).

6413447443 is a wasteful number, since it uses less digits than its factorization.

6413447443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21449693.

The product of its digits is 387072, while the sum is 40.

The square root of 6413447443 is about 80084.0024162129. The cubic root of 6413447443 is about 1857.9349883572.

The spelling of 6413447443 in words is "six billion, four hundred thirteen million, four hundred forty-seven thousand, four hundred forty-three".