43266555036081 has 96 divisors (see below), whose sum is σ = 68137902653184. Its totient is φ = 26296954560000.

The previous prime is 43266555036011. The next prime is 43266555036083. The reversal of 43266555036081 is 18063055566234.

43266555036081 is a `hidden beast` number, since 4 + 3 + 2 + 6 + 6 + 5 + 550 + 3 + 6 + 0 + 81 = 666.

43266555036081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43266555036081 - 2¹⁰ = 43266555035057 is a prime.

It is a super-2 number, since 2×43266555036081² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43266555036083) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 12393740746 + ... + 12393744236.

It is an arithmetic number, because the mean of its divisors is an integer number (709769819304).

Almost surely, 2^{43266555036081} is an apocalyptic number.

It is an amenable number.

43266555036081 is a deficient number, since it is larger than the sum of its proper divisors (24871347617103).

43266555036081 is a wasteful number, since it uses less digits than its factorization.

43266555036081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055 (or 6052 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 43266555036081 in words is "forty-three trillion, two hundred sixty-six billion, five hundred fifty-five million, thirty-six thousand, eighty-one".