43668053836 has 24 divisors (see below), whose sum is σ = 83371599360. Its totient is φ = 19847850000.

The previous prime is 43668053801. The next prime is 43668053839. The reversal of 43668053836 is 63835086634.

43668053836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (43668053839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1247785 + ... + 1282303.

It is an arithmetic number, because the mean of its divisors is an integer number (3473816640).

Almost surely, 2^43668053836 is an apocalyptic number.

It is an amenable number.

43668053836 is a deficient number, since it is larger than the sum of its proper divisors (39703545524).

43668053836 is a wasteful number, since it uses less digits than its factorization.

43668053836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63285 (or 63283 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 52.

The spelling of 43668053836 in words is "forty-three billion, six hundred sixty-eight million, fifty-three thousand, eight hundred thirty-six".