3420435607609 has 2 divisors, whose sum is σ = 3420435607610. Its totient is φ = 3420435607608.

The previous prime is 3420435607597. The next prime is 3420435607621. The reversal of 3420435607609 is 9067065340243.

It is a balanced prime because it is at equal distance from previous prime (3420435607597) and next prime (3420435607621).

It can be written as a sum of positive squares in only one way, i.e., 3397109765625 + 23325841984 = 1843125^2 + 152728^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420435607609 - 2⁴¹ = 1221412352057 is a prime.

It is not a weakly prime, because it can be changed into another prime (3420435607679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710217803804 + 1710217803805.

It is an arithmetic number, because the mean of its divisors is an integer number (1710217803805).

Almost surely, 2^{3420435607609} is an apocalyptic number.

It is an amenable number.

3420435607609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420435607609 is an equidigital number, since it uses as much as digits as its factorization.

3420435607609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 49.

The spelling of 3420435607609 in words is "three trillion, four hundred twenty billion, four hundred thirty-five million, six hundred seven thousand, six hundred nine".