40066707067 has 2 divisors, whose sum is σ = 40066707068. Its totient is φ = 40066707066.

The previous prime is 40066707047. The next prime is 40066707101. The reversal of 40066707067 is 76070766004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40066707067 is a prime.

It is not a weakly prime, because it can be changed into another prime (40066707047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20033353533 + 20033353534.

It is an arithmetic number, because the mean of its divisors is an integer number (20033353534).

Almost surely, 2^40066707067 is an apocalyptic number.

40066707067 is a deficient number, since it is larger than the sum of its proper divisors (1).

40066707067 is an equidigital number, since it uses as much as digits as its factorization.

40066707067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 40066707067 in words is "forty billion, sixty-six million, seven hundred seven thousand, sixty-seven".