40344220334339 has 2 divisors, whose sum is σ = 40344220334340. Its totient is φ = 40344220334338.

The previous prime is 40344220334273. The next prime is 40344220334461. The reversal of 40344220334339 is 93343302244304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40344220334339 - 2³² = 40339925367043 is a prime.

It is a super-2 number, since 2×40344220334339² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40344220334339.

It is not a weakly prime, because it can be changed into another prime (40344220336339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20172110167169 + 20172110167170.

It is an arithmetic number, because the mean of its divisors is an integer number (20172110167170).

Almost surely, 2^{40344220334339} is an apocalyptic number.

40344220334339 is a deficient number, since it is larger than the sum of its proper divisors (1).

40344220334339 is an equidigital number, since it uses as much as digits as its factorization.

40344220334339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2239488, while the sum is 44.

The spelling of 40344220334339 in words is "forty trillion, three hundred forty-four billion, two hundred twenty million, three hundred thirty-four thousand, three hundred thirty-nine".