66243265046116 has 24 divisors (see below), whose sum is σ = 116106156694080. Its totient is φ = 33070102478112.

The previous prime is 66243265046081. The next prime is 66243265046117. The reversal of 66243265046116 is 61164056234266.

66243265046116 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 (66243265046117) 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 7 ways as a sum of consecutive naturals, for example, 7450671 + ... + 13711273.

It is an arithmetic number, because the mean of its divisors is an integer number (4837756528920).

Almost surely, 2^{66243265046116} is an apocalyptic number.

It is an amenable number.

66243265046116 is a deficient number, since it is larger than the sum of its proper divisors (49862891647964).

66243265046116 is a wasteful number, since it uses less digits than its factorization.

66243265046116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6264723 (or 6264721 counting only the distinct ones).

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

The spelling of 66243265046116 in words is "sixty-six trillion, two hundred forty-three billion, two hundred sixty-five million, forty-six thousand, one hundred sixteen".