40433044079 has 2 divisors, whose sum is σ = 40433044080. Its totient is φ = 40433044078.

The previous prime is 40433044073. The next prime is 40433044153. The reversal of 40433044079 is 97044033404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40433044079 - 2⁸ = 40433043823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40433044073) 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 as a sum of consecutive naturals, namely, 20216522039 + 20216522040.

It is an arithmetic number, because the mean of its divisors is an integer number (20216522040).

Almost surely, 2^40433044079 is an apocalyptic number.

40433044079 is a deficient number, since it is larger than the sum of its proper divisors (1).

40433044079 is an equidigital number, since it uses as much as digits as its factorization.

40433044079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 38.

The spelling of 40433044079 in words is "forty billion, four hundred thirty-three million, forty-four thousand, seventy-nine".