43408540568 has 16 divisors (see below), whose sum is σ = 81414528000. Its totient is φ = 21697999776.

The previous prime is 43408540561. The next prime is 43408540607. The reversal of 43408540568 is 86504580434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43408540561) 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 3 ways as a sum of consecutive naturals, for example, 754328 + ... + 809831.

It is an arithmetic number, because the mean of its divisors is an integer number (5088408000).

Almost surely, 2^43408540568 is an apocalyptic number.

It is an amenable number.

43408540568 is a deficient number, since it is larger than the sum of its proper divisors (38005987432).

43408540568 is a wasteful number, since it uses less digits than its factorization.

43408540568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567634 (or 1567630 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 43408540568 in words is "forty-three billion, four hundred eight million, five hundred forty thousand, five hundred sixty-eight".