43668603611 has 2 divisors, whose sum is σ = 43668603612. Its totient is φ = 43668603610.

The previous prime is 43668603571. The next prime is 43668603617. The reversal of 43668603611 is 11630686634.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43668603611 - 2¹⁸ = 43668341467 is a prime.

It is not a weakly prime, because it can be changed into another prime (43668603617) 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 as a sum of consecutive naturals, namely, 21834301805 + 21834301806.

It is an arithmetic number, because the mean of its divisors is an integer number (21834301806).

Almost surely, 2^43668603611 is an apocalyptic number.

43668603611 is a deficient number, since it is larger than the sum of its proper divisors (1).

43668603611 is an equidigital number, since it uses as much as digits as its factorization.

43668603611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 43668603611 in words is "forty-three billion, six hundred sixty-eight million, six hundred three thousand, six hundred eleven".