3445429487609 has 2 divisors, whose sum is σ = 3445429487610. Its totient is φ = 3445429487608.

The previous prime is 3445429487573. The next prime is 3445429487641. The reversal of 3445429487609 is 9067849245443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2045266096384 + 1400163391225 = 1430128^2 + 1183285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3445429487609 is a prime.

It is not a weakly prime, because it can be changed into another prime (3445429487659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1722714743804 + 1722714743805.

It is an arithmetic number, because the mean of its divisors is an integer number (1722714743805).

Almost surely, 2^{3445429487609} is an apocalyptic number.

It is an amenable number.

3445429487609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3445429487609 is an equidigital number, since it uses as much as digits as its factorization.

3445429487609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209018880, while the sum is 65.

The spelling of 3445429487609 in words is "three trillion, four hundred forty-five billion, four hundred twenty-nine million, four hundred eighty-seven thousand, six hundred nine".