433344422420409 has 4 divisors (see below), whose sum is σ = 577792563227216. Its totient is φ = 288896281613604.

The previous prime is 433344422420297. The next prime is 433344422420473. The reversal of 433344422420409 is 904024224443334.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 433344422420409 - 2¹³ = 433344422412217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (433344422421409) 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 in 3 ways as a sum of consecutive naturals, for example, 72224070403399 + ... + 72224070403404.

It is an arithmetic number, because the mean of its divisors is an integer number (144448140806804).

Almost surely, 2^{433344422420409} is an apocalyptic number.

It is an amenable number.

433344422420409 is a deficient number, since it is larger than the sum of its proper divisors (144448140806807).

433344422420409 is a wasteful number, since it uses less digits than its factorization.

433344422420409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144448140806806.

The product of its (nonzero) digits is 7962624, while the sum is 48.

The spelling of 433344422420409 in words is "four hundred thirty-three trillion, three hundred forty-four billion, four hundred twenty-two million, four hundred twenty thousand, four hundred nine".