43350877663 has 2 divisors, whose sum is σ = 43350877664. Its totient is φ = 43350877662.

The previous prime is 43350877637. The next prime is 43350877697. The reversal of 43350877663 is 36677805334.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43350877663 - 2⁵ = 43350877631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43350877663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43350877613) 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 as a sum of consecutive naturals, namely, 21675438831 + 21675438832.

It is an arithmetic number, because the mean of its divisors is an integer number (21675438832).

Almost surely, 2^43350877663 is an apocalyptic number.

43350877663 is a deficient number, since it is larger than the sum of its proper divisors (1).

43350877663 is an equidigital number, since it uses as much as digits as its factorization.

43350877663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 52.

The spelling of 43350877663 in words is "forty-three billion, three hundred fifty million, eight hundred seventy-seven thousand, six hundred sixty-three".