63654513520463 has 2 divisors, whose sum is σ = 63654513520464. Its totient is φ = 63654513520462.

The previous prime is 63654513520427. The next prime is 63654513520511. The reversal of 63654513520463 is 36402531545636.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63654513520463 - 2⁸ = 63654513520207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63654513520963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31827256760231 + 31827256760232.

It is an arithmetic number, because the mean of its divisors is an integer number (31827256760232).

Almost surely, 2^{63654513520463} is an apocalyptic number.

63654513520463 is a deficient number, since it is larger than the sum of its proper divisors (1).

63654513520463 is an equidigital number, since it uses as much as digits as its factorization.

63654513520463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328000, while the sum is 53.

The spelling of 63654513520463 in words is "sixty-three trillion, six hundred fifty-four billion, five hundred thirteen million, five hundred twenty thousand, four hundred sixty-three".