63468713653 has 2 divisors, whose sum is σ = 63468713654. Its totient is φ = 63468713652.

The previous prime is 63468713587. The next prime is 63468713663. The reversal of 63468713653 is 35631786436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63130080049 + 338633604 = 251257^2 + 18402^2 .

It is a cyclic number.

It is not a de Polignac number, because 63468713653 - 2¹⁷ = 63468582581 is a prime.

It is a super-2 number, since 2×63468713653² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63468713653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63468713663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31734356826 + 31734356827.

It is an arithmetic number, because the mean of its divisors is an integer number (31734356827).

Almost surely, 2^63468713653 is an apocalyptic number.

It is an amenable number.

63468713653 is a deficient number, since it is larger than the sum of its proper divisors (1).

63468713653 is an equidigital number, since it uses as much as digits as its factorization.

63468713653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 52.

The spelling of 63468713653 in words is "sixty-three billion, four hundred sixty-eight million, seven hundred thirteen thousand, six hundred fifty-three".