3440202020449 has 2 divisors, whose sum is σ = 3440202020450. Its totient is φ = 3440202020448.

The previous prime is 3440202020429. The next prime is 3440202020561. The reversal of 3440202020449 is 9440202020443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3186582010000 + 253620010449 = 1785100^2 + 503607^2 .

It is an emirp because it is prime and its reverse (9440202020443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3440202020449 - 2⁵ = 3440202020417 is a prime.

It is not a weakly prime, because it can be changed into another prime (3440202020429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720101010224 + 1720101010225.

It is an arithmetic number, because the mean of its divisors is an integer number (1720101010225).

Almost surely, 2^{3440202020449} is an apocalyptic number.

It is an amenable number.

3440202020449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440202020449 is an equidigital number, since it uses as much as digits as its factorization.

3440202020449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 3440202020449 in words is "three trillion, four hundred forty billion, two hundred two million, twenty thousand, four hundred forty-nine".