34345440449 has 2 divisors, whose sum is σ = 34345440450. Its totient is φ = 34345440448.

The previous prime is 34345440413. The next prime is 34345440523. The reversal of 34345440449 is 94404454343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31035164224 + 3310276225 = 176168^2 + 57535^2 .

It is a cyclic number.

It is not a de Polignac number, because 34345440449 - 2²⁸ = 34077004993 is a prime.

It is not a weakly prime, because it can be changed into another prime (34345940449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17172720224 + 17172720225.

It is an arithmetic number, because the mean of its divisors is an integer number (17172720225).

Almost surely, 2^34345440449 is an apocalyptic number.

It is an amenable number.

34345440449 is a deficient number, since it is larger than the sum of its proper divisors (1).

34345440449 is an equidigital number, since it uses as much as digits as its factorization.

34345440449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 44.

The spelling of 34345440449 in words is "thirty-four billion, three hundred forty-five million, four hundred forty thousand, four hundred forty-nine".