63608875289 has 2 divisors, whose sum is σ = 63608875290. Its totient is φ = 63608875288.

The previous prime is 63608875259. The next prime is 63608875301. The reversal of 63608875289 is 98257880636.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63608875264 + 25 = 252208^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 63608875289 - 2²⁰ = 63607826713 is a prime.

It is not a weakly prime, because it can be changed into another prime (63608875229) 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, 31804437644 + 31804437645.

It is an arithmetic number, because the mean of its divisors is an integer number (31804437645).

Almost surely, 2^63608875289 is an apocalyptic number.

It is an amenable number.

63608875289 is a deficient number, since it is larger than the sum of its proper divisors (1).

63608875289 is an equidigital number, since it uses as much as digits as its factorization.

63608875289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 63608875289 in words is "sixty-three billion, six hundred eight million, eight hundred seventy-five thousand, two hundred eighty-nine".