5406663576329 has 2 divisors, whose sum is σ = 5406663576330. Its totient is φ = 5406663576328.

The previous prime is 5406663576319. The next prime is 5406663576389. The reversal of 5406663576329 is 9236753666045.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4747287095929 + 659376480400 = 2178827^2 + 812020^2 .

It is a cyclic number.

It is not a de Polignac number, because 5406663576329 - 2¹⁶ = 5406663510793 is a prime.

It is a super-2 number, since 2×5406663576329² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5406663576319) 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, 2703331788164 + 2703331788165.

It is an arithmetic number, because the mean of its divisors is an integer number (2703331788165).

Almost surely, 2^{5406663576329} is an apocalyptic number.

It is an amenable number.

5406663576329 is a deficient number, since it is larger than the sum of its proper divisors (1).

5406663576329 is an equidigital number, since it uses as much as digits as its factorization.

5406663576329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 146966400, while the sum is 62.

The spelling of 5406663576329 in words is "five trillion, four hundred six billion, six hundred sixty-three million, five hundred seventy-six thousand, three hundred twenty-nine".