63930763584013 has 2 divisors, whose sum is σ = 63930763584014. Its totient is φ = 63930763584012.

The previous prime is 63930763584011. The next prime is 63930763584019. The reversal of 63930763584013 is 31048536703936.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62629528309924 + 1301235274089 = 7913882^2 + 1140717^2 .

It is a cyclic number.

It is not a de Polignac number, because 63930763584013 - 2¹ = 63930763584011 is a prime.

Together with 63930763584011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63930763584011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31965381792006 + 31965381792007.

It is an arithmetic number, because the mean of its divisors is an integer number (31965381792007).

Almost surely, 2^{63930763584013} is an apocalyptic number.

It is an amenable number.

63930763584013 is a deficient number, since it is larger than the sum of its proper divisors (1).

63930763584013 is an equidigital number, since it uses as much as digits as its factorization.

63930763584013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29393280, while the sum is 58.

The spelling of 63930763584013 in words is "sixty-three trillion, nine hundred thirty billion, seven hundred sixty-three million, five hundred eighty-four thousand, thirteen".