63656376713 has 2 divisors, whose sum is σ = 63656376714. Its totient is φ = 63656376712.

The previous prime is 63656376703. The next prime is 63656376731. The reversal of 63656376713 is 31767365636.

Together with next prime (63656376731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55221240064 + 8435136649 = 234992^2 + 91843^2 .

It is a cyclic number.

It is not a de Polignac number, because 63656376713 - 2⁶ = 63656376649 is a prime.

It is not a weakly prime, because it can be changed into another prime (63656376703) 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, 31828188356 + 31828188357.

It is an arithmetic number, because the mean of its divisors is an integer number (31828188357).

Almost surely, 2^63656376713 is an apocalyptic number.

It is an amenable number.

63656376713 is a deficient number, since it is larger than the sum of its proper divisors (1).

63656376713 is an equidigital number, since it uses as much as digits as its factorization.

63656376713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8573040, while the sum is 53.

The spelling of 63656376713 in words is "sixty-three billion, six hundred fifty-six million, three hundred seventy-six thousand, seven hundred thirteen".