43305380673809 has 8 divisors (see below), whose sum is σ = 43550839352160. Its totient is φ = 43059961208896.

The previous prime is 43305380673803. The next prime is 43305380673829. The reversal of 43305380673809 is 90837608350334.

43305380673809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-43305380673809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43305380673803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7586984 + ... + 12007209.

It is an arithmetic number, because the mean of its divisors is an integer number (5443854919020).

Almost surely, 2^{43305380673809} is an apocalyptic number.

It is an amenable number.

43305380673809 is a deficient number, since it is larger than the sum of its proper divisors (245458678351).

43305380673809 is a wasteful number, since it uses less digits than its factorization.

43305380673809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19606719.

The product of its (nonzero) digits is 39191040, while the sum is 59.

The spelling of 43305380673809 in words is "forty-three trillion, three hundred five billion, three hundred eighty million, six hundred seventy-three thousand, eight hundred nine".