424502424091 has 2 divisors, whose sum is σ = 424502424092. Its totient is φ = 424502424090.

The previous prime is 424502424089. The next prime is 424502424121. The reversal of 424502424091 is 190424205424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424502424091 - 2¹ = 424502424089 is a prime.

Together with 424502424089, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 424502424091.

It is not a weakly prime, because it can be changed into another prime (424502424991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212251212045 + 212251212046.

It is an arithmetic number, because the mean of its divisors is an integer number (212251212046).

Almost surely, 2^424502424091 is an apocalyptic number.

424502424091 is a deficient number, since it is larger than the sum of its proper divisors (1).

424502424091 is an equidigital number, since it uses as much as digits as its factorization.

424502424091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 424502424091 in words is "four hundred twenty-four billion, five hundred two million, four hundred twenty-four thousand, ninety-one".