43620433233872 has 20 divisors (see below), whose sum is σ = 92197733881056. Its totient is φ = 19827469651680.

The previous prime is 43620433233829. The next prime is 43620433233929. The reversal of 43620433233872 is 27833233402634.

43620433233872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43620433233872² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43620433233872.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123921685148 + ... + 123921685499.

Almost surely, 2^{43620433233872} is an apocalyptic number.

It is an amenable number.

43620433233872 is an abundant number, since it is smaller than the sum of its proper divisors (48577300647184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43620433233872 is a wasteful number, since it uses less digits than its factorization.

43620433233872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247843370666 (or 247843370660 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 50.

The spelling of 43620433233872 in words is "forty-three trillion, six hundred twenty billion, four hundred thirty-three million, two hundred thirty-three thousand, eight hundred seventy-two".