63816463 has 2 divisors, whose sum is σ = 63816464. Its totient is φ = 63816462.

The previous prime is 63816457. The next prime is 63816503. The reversal of 63816463 is 36461836.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63816463 - 2⁹ = 63815951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63817463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31908231 + 31908232.

It is an arithmetic number, because the mean of its divisors is an integer number (31908232).

Almost surely, 2^63816463 is an apocalyptic number.

63816463 is a deficient number, since it is larger than the sum of its proper divisors (1).

63816463 is an equidigital number, since it uses as much as digits as its factorization.

63816463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 37.

The square root of 63816463 is about 7988.5207016068. The cubic root of 63816463 is about 399.6172651519.

The spelling of 63816463 in words is "sixty-three million, eight hundred sixteen thousand, four hundred sixty-three".