3420435607679 has 2 divisors, whose sum is σ = 3420435607680. Its totient is φ = 3420435607678.

The previous prime is 3420435607637. The next prime is 3420435607691. The reversal of 3420435607679 is 9767065340243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3420435607679 - 2¹² = 3420435603583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420435607609) 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, 1710217803839 + 1710217803840.

It is an arithmetic number, because the mean of its divisors is an integer number (1710217803840).

Almost surely, 2^{3420435607679} is an apocalyptic number.

3420435607679 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420435607679 is an equidigital number, since it uses as much as digits as its factorization.

3420435607679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 56.

The spelling of 3420435607679 in words is "three trillion, four hundred twenty billion, four hundred thirty-five million, six hundred seven thousand, six hundred seventy-nine".