814223316479 has 2 divisors, whose sum is σ = 814223316480. Its totient is φ = 814223316478.

The previous prime is 814223316469. The next prime is 814223316547. The reversal of 814223316479 is 974613322418.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 814223316479 - 2²⁸ = 813954881023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (814223316469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407111658239 + 407111658240.

It is an arithmetic number, because the mean of its divisors is an integer number (407111658240).

Almost surely, 2^814223316479 is an apocalyptic number.

814223316479 is a deficient number, since it is larger than the sum of its proper divisors (1).

814223316479 is an equidigital number, since it uses as much as digits as its factorization.

814223316479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 50.

The spelling of 814223316479 in words is "eight hundred fourteen billion, two hundred twenty-three million, three hundred sixteen thousand, four hundred seventy-nine".