63134742717 has 6 divisors (see below), whose sum is σ = 91194628382. Its totient is φ = 42089828472.

The previous prime is 63134742703. The next prime is 63134742721. The reversal of 63134742717 is 71724743136.

It is a happy number.

63134742717 is a `hidden beast` number, since 6 + 31 + 347 + 4 + 271 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 59893262361 + 3241480356 = 244731^2 + 56934^2 .

It is not a de Polignac number, because 63134742717 - 2¹⁰ = 63134741693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63134742317) 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 in 5 ways as a sum of consecutive naturals, for example, 3507485698 + ... + 3507485715.

Almost surely, 2^63134742717 is an apocalyptic number.

It is an amenable number.

63134742717 is a deficient number, since it is larger than the sum of its proper divisors (28059885665).

63134742717 is a wasteful number, since it uses less digits than its factorization.

63134742717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7014971419 (or 7014971416 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The spelling of 63134742717 in words is "sixty-three billion, one hundred thirty-four million, seven hundred forty-two thousand, seven hundred seventeen".