43231689968 has 40 divisors (see below), whose sum is σ = 85086637440. Its totient is φ = 21274418880.

The previous prime is 43231689967. The next prime is 43231690003. The reversal of 43231689968 is 86998613234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43231689967) 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 7 ways as a sum of consecutive naturals, for example, 1238093 + ... + 1272531.

It is an arithmetic number, because the mean of its divisors is an integer number (2127165936).

Almost surely, 2^43231689968 is an apocalyptic number.

It is an amenable number.

43231689968 is a deficient number, since it is larger than the sum of its proper divisors (41854947472).

43231689968 is a wasteful number, since it uses less digits than its factorization.

43231689968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35685 (or 35679 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 59.

The spelling of 43231689968 in words is "forty-three billion, two hundred thirty-one million, six hundred eighty-nine thousand, nine hundred sixty-eight".