40433323079 has 2 divisors, whose sum is σ = 40433323080. Its totient is φ = 40433323078.

The previous prime is 40433323061. The next prime is 40433323127. The reversal of 40433323079 is 97032333404.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40433323079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40433323009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20216661539 + 20216661540.

It is an arithmetic number, because the mean of its divisors is an integer number (20216661540).

Almost surely, 2^40433323079 is an apocalyptic number.

40433323079 is a deficient number, since it is larger than the sum of its proper divisors (1).

40433323079 is an equidigital number, since it uses as much as digits as its factorization.

40433323079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 38.

The spelling of 40433323079 in words is "forty billion, four hundred thirty-three million, three hundred twenty-three thousand, seventy-nine".