40230343412069 has 2 divisors, whose sum is σ = 40230343412070. Its totient is φ = 40230343412068.

The previous prime is 40230343412033. The next prime is 40230343412123. The reversal of 40230343412069 is 96021434303204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24686737530625 + 15543605881444 = 4968575^2 + 3942538^2 .

It is a cyclic number.

It is not a de Polignac number, because 40230343412069 - 2¹² = 40230343407973 is a prime.

It is a super-2 number, since 2×40230343412069² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40230343412869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20115171706034 + 20115171706035.

It is an arithmetic number, because the mean of its divisors is an integer number (20115171706035).

Almost surely, 2^{40230343412069} is an apocalyptic number.

It is an amenable number.

40230343412069 is a deficient number, since it is larger than the sum of its proper divisors (1).

40230343412069 is an equidigital number, since it uses as much as digits as its factorization.

40230343412069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 40230343412069 in words is "forty trillion, two hundred thirty billion, three hundred forty-three million, four hundred twelve thousand, sixty-nine".