63340530509 has 2 divisors, whose sum is σ = 63340530510. Its totient is φ = 63340530508.

The previous prime is 63340530479. The next prime is 63340530529. The reversal of 63340530509 is 90503504336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62889605284 + 450925225 = 250778^2 + 21235^2 .

It is a cyclic number.

It is not a de Polignac number, because 63340530509 - 2¹⁶ = 63340464973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63340530529) 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, 31670265254 + 31670265255.

It is an arithmetic number, because the mean of its divisors is an integer number (31670265255).

Almost surely, 2^63340530509 is an apocalyptic number.

It is an amenable number.

63340530509 is a deficient number, since it is larger than the sum of its proper divisors (1).

63340530509 is an equidigital number, since it uses as much as digits as its factorization.

63340530509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 63340530509 in words is "sixty-three billion, three hundred forty million, five hundred thirty thousand, five hundred nine".