43399441472 has 28 divisors (see below), whose sum is σ = 86168551056. Its totient is φ = 21687680640.

The previous prime is 43399441453. The next prime is 43399441507. The reversal of 43399441472 is 27414499334.

It is a self number, because there is not a number n which added to its sum of digits gives 43399441472.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71318 + ... + 303125.

It is an arithmetic number, because the mean of its divisors is an integer number (3077448252).

Almost surely, 2^43399441472 is an apocalyptic number.

It is an amenable number.

43399441472 is a deficient number, since it is larger than the sum of its proper divisors (42769109584).

43399441472 is a wasteful number, since it uses less digits than its factorization.

43399441472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376266 (or 376256 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 50.

The spelling of 43399441472 in words is "forty-three billion, three hundred ninety-nine million, four hundred forty-one thousand, four hundred seventy-two".