43350533989 has 16 divisors (see below), whose sum is σ = 51061824000. Its totient is φ = 36033341184.

The previous prime is 43350533983. The next prime is 43350533999. The reversal of 43350533989 is 98933505334.

It is a cyclic number.

It is not a de Polignac number, because 43350533989 - 2³ = 43350533981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43350533981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568564 + ... + 640285.

It is an arithmetic number, because the mean of its divisors is an integer number (3191364000).

Almost surely, 2^43350533989 is an apocalyptic number.

It is an amenable number.

43350533989 is a deficient number, since it is larger than the sum of its proper divisors (7711290011).

43350533989 is a wasteful number, since it uses less digits than its factorization.

43350533989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209012.

The product of its (nonzero) digits is 5248800, while the sum is 52.

The spelling of 43350533989 in words is "forty-three billion, three hundred fifty million, five hundred thirty-three thousand, nine hundred eighty-nine".