424366234447 has 2 divisors, whose sum is σ = 424366234448. Its totient is φ = 424366234446.

The previous prime is 424366234387. The next prime is 424366234459. The reversal of 424366234447 is 744432663424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424366234447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424366234447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424366234477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212183117223 + 212183117224.

It is an arithmetic number, because the mean of its divisors is an integer number (212183117224).

Almost surely, 2^424366234447 is an apocalyptic number.

424366234447 is a deficient number, since it is larger than the sum of its proper divisors (1).

424366234447 is an equidigital number, since it uses as much as digits as its factorization.

424366234447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9289728, while the sum is 49.

The spelling of 424366234447 in words is "four hundred twenty-four billion, three hundred sixty-six million, two hundred thirty-four thousand, four hundred forty-seven".