433412381665409 has 2 divisors, whose sum is σ = 433412381665410. Its totient is φ = 433412381665408.

The previous prime is 433412381665387. The next prime is 433412381665421. The reversal of 433412381665409 is 904566183214334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 334129152640000 + 99283229025409 = 18279200^2 + 9964097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-433412381665409 is a prime.

It is not a weakly prime, because it can be changed into another prime (433412381667409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216706190832704 + 216706190832705.

It is an arithmetic number, because the mean of its divisors is an integer number (216706190832705).

Almost surely, 2^{433412381665409} is an apocalyptic number.

It is an amenable number.

433412381665409 is a deficient number, since it is larger than the sum of its proper divisors (1).

433412381665409 is an equidigital number, since it uses as much as digits as its factorization.

433412381665409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44789760, while the sum is 59.

The spelling of 433412381665409 in words is "four hundred thirty-three trillion, four hundred twelve billion, three hundred eighty-one million, six hundred sixty-five thousand, four hundred nine".