63382826509 has 2 divisors, whose sum is σ = 63382826510. Its totient is φ = 63382826508.

The previous prime is 63382826447. The next prime is 63382826513. The reversal of 63382826509 is 90562828336.

63382826509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40156152100 + 23226674409 = 200390^2 + 152403^2 .

It is a cyclic number.

It is not a de Polignac number, because 63382826509 - 2²³ = 63374437901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63382826569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31691413254 + 31691413255.

It is an arithmetic number, because the mean of its divisors is an integer number (31691413255).

Almost surely, 2^63382826509 is an apocalyptic number.

It is an amenable number.

63382826509 is a deficient number, since it is larger than the sum of its proper divisors (1).

63382826509 is an equidigital number, since it uses as much as digits as its factorization.

63382826509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 63382826509 in words is "sixty-three billion, three hundred eighty-two million, eight hundred twenty-six thousand, five hundred nine".