40067040943 has 2 divisors, whose sum is σ = 40067040944. Its totient is φ = 40067040942.

The previous prime is 40067040887. The next prime is 40067040947. The reversal of 40067040943 is 34904076004.

40067040943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40067040943 - 2¹⁷ = 40066909871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40067040947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20033520471 + 20033520472.

It is an arithmetic number, because the mean of its divisors is an integer number (20033520472).

Almost surely, 2^40067040943 is an apocalyptic number.

40067040943 is a deficient number, since it is larger than the sum of its proper divisors (1).

40067040943 is an equidigital number, since it uses as much as digits as its factorization.

40067040943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 40067040943 in words is "forty billion, sixty-seven million, forty thousand, nine hundred forty-three".