428113598447 has 2 divisors, whose sum is σ = 428113598448. Its totient is φ = 428113598446.

The previous prime is 428113598443. The next prime is 428113598459. The reversal of 428113598447 is 744895311824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428113598447 - 2² = 428113598443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 428113598392 and 428113598401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428113598441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214056799223 + 214056799224.

It is an arithmetic number, because the mean of its divisors is an integer number (214056799224).

Almost surely, 2^428113598447 is an apocalyptic number.

428113598447 is a deficient number, since it is larger than the sum of its proper divisors (1).

428113598447 is an equidigital number, since it uses as much as digits as its factorization.

428113598447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7741440, while the sum is 56.

The spelling of 428113598447 in words is "four hundred twenty-eight billion, one hundred thirteen million, five hundred ninety-eight thousand, four hundred forty-seven".