43849888868 has 12 divisors (see below), whose sum is σ = 77020470912. Its totient is φ = 21844040040.

The previous prime is 43849888867. The next prime is 43849888871. The reversal of 43849888868 is 86888894834.

It is a junction number, because it is equal to n+sod(n) for n = 43849888795 and 43849888804.

It is not an unprimeable number, because it can be changed into a prime (43849888867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20224880 + ... + 20227047.

It is an arithmetic number, because the mean of its divisors is an integer number (6418372576).

Almost surely, 2^43849888868 is an apocalyptic number.

It is an amenable number.

43849888868 is a deficient number, since it is larger than the sum of its proper divisors (33170582044).

43849888868 is a wasteful number, since it uses less digits than its factorization.

43849888868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40452202 (or 40452200 counting only the distinct ones).

The product of its digits is 679477248, while the sum is 74.

The spelling of 43849888868 in words is "forty-three billion, eight hundred forty-nine million, eight hundred eighty-eight thousand, eight hundred sixty-eight".