424433409409 has 2 divisors, whose sum is σ = 424433409410. Its totient is φ = 424433409408.

The previous prime is 424433409401. The next prime is 424433409479. The reversal of 424433409409 is 904904334424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 333529350400 + 90904059009 = 577520^2 + 301503^2 .

It is a cyclic number.

It is not a de Polignac number, because 424433409409 - 2³ = 424433409401 is a prime.

It is not a weakly prime, because it can be changed into another prime (424433409401) 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, 212216704704 + 212216704705.

It is an arithmetic number, because the mean of its divisors is an integer number (212216704705).

Almost surely, 2^424433409409 is an apocalyptic number.

It is an amenable number.

424433409409 is a deficient number, since it is larger than the sum of its proper divisors (1).

424433409409 is an equidigital number, since it uses as much as digits as its factorization.

424433409409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 424433409409 in words is "four hundred twenty-four billion, four hundred thirty-three million, four hundred nine thousand, four hundred nine".