63264105605 has 8 divisors (see below), whose sum is σ = 75957470232. Its totient is φ = 50584255488.

The previous prime is 63264105581. The next prime is 63264105613. The reversal of 63264105605 is 50650146236.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9336583876 + 53927521729 = 96626^2 + 232223^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63264105605 - 2⁸ = 63264105349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 3368324 + ... + 3387053.

It is an arithmetic number, because the mean of its divisors is an integer number (9494683779).

Almost surely, 2^63264105605 is an apocalyptic number.

It is an amenable number.

63264105605 is a deficient number, since it is larger than the sum of its proper divisors (12693364627).

63264105605 is a wasteful number, since it uses less digits than its factorization.

63264105605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6757255.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 63264105605 in words is "sixty-three billion, two hundred sixty-four million, one hundred five thousand, six hundred five".