3220423205579 has 2 divisors, whose sum is σ = 3220423205580. Its totient is φ = 3220423205578.

The previous prime is 3220423205513. The next prime is 3220423205633. The reversal of 3220423205579 is 9755023240223.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3220423205579 - 2⁸ = 3220423205323 is a prime.

It is a super-2 number, since 2×3220423205579² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3220423285579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610211602789 + 1610211602790.

It is an arithmetic number, because the mean of its divisors is an integer number (1610211602790).

Almost surely, 2^{3220423205579} is an apocalyptic number.

3220423205579 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220423205579 is an equidigital number, since it uses as much as digits as its factorization.

3220423205579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 3220423205579 in words is "three trillion, two hundred twenty billion, four hundred twenty-three million, two hundred five thousand, five hundred seventy-nine".