40332232243309 has 2 divisors, whose sum is σ = 40332232243310. Its totient is φ = 40332232243308.

The previous prime is 40332232243301. The next prime is 40332232243327. The reversal of 40332232243309 is 90334223223304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35180580667684 + 5151651575625 = 5931322^2 + 2269725^2 .

It is a cyclic number.

It is not a de Polignac number, because 40332232243309 - 2³ = 40332232243301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40332232243301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20166116121654 + 20166116121655.

It is an arithmetic number, because the mean of its divisors is an integer number (20166116121655).

Almost surely, 2^{40332232243309} is an apocalyptic number.

It is an amenable number.

40332232243309 is a deficient number, since it is larger than the sum of its proper divisors (1).

40332232243309 is an equidigital number, since it uses as much as digits as its factorization.

40332232243309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 40.

The spelling of 40332232243309 in words is "forty trillion, three hundred thirty-two billion, two hundred thirty-two million, two hundred forty-three thousand, three hundred nine".