6455430529 has 2 divisors, whose sum is σ = 6455430530. Its totient is φ = 6455430528.

The previous prime is 6455430511. The next prime is 6455430563. The reversal of 6455430529 is 9250345546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4914711025 + 1540719504 = 70105^2 + 39252^2 .

It is a cyclic number.

It is not a de Polignac number, because 6455430529 - 2⁹ = 6455430017 is a prime.

It is not a weakly prime, because it can be changed into another prime (6455430229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227715264 + 3227715265.

It is an arithmetic number, because the mean of its divisors is an integer number (3227715265).

Almost surely, 2^6455430529 is an apocalyptic number.

It is an amenable number.

6455430529 is a deficient number, since it is larger than the sum of its proper divisors (1).

6455430529 is an equidigital number, since it uses as much as digits as its factorization.

6455430529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 43.

The square root of 6455430529 is about 80345.6939045273. The cubic root of 6455430529 is about 1861.9802520362.

The spelling of 6455430529 in words is "six billion, four hundred fifty-five million, four hundred thirty thousand, five hundred twenty-nine".