3217431998479 has 2 divisors, whose sum is σ = 3217431998480. Its totient is φ = 3217431998478.

The previous prime is 3217431998471. The next prime is 3217431998533. The reversal of 3217431998479 is 9748991347123.

3217431998479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3217431998479 - 2³ = 3217431998471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3217431998471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1608715999239 + 1608715999240.

It is an arithmetic number, because the mean of its divisors is an integer number (1608715999240).

Almost surely, 2^{3217431998479} is an apocalyptic number.

3217431998479 is a deficient number, since it is larger than the sum of its proper divisors (1).

3217431998479 is an equidigital number, since it uses as much as digits as its factorization.

3217431998479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82301184, while the sum is 67.

The spelling of 3217431998479 in words is "three trillion, two hundred seventeen billion, four hundred thirty-one million, nine hundred ninety-eight thousand, four hundred seventy-nine".