63384205716503 has 4 divisors (see below), whose sum is σ = 72439092247440. Its totient is φ = 54329319185568.

The previous prime is 63384205716499. The next prime is 63384205716509. The reversal of 63384205716503 is 30561750248336.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 63384205716503 - 2² = 63384205716499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63384205716509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4527443265458 + ... + 4527443265471.

It is an arithmetic number, because the mean of its divisors is an integer number (18109773061860).

Almost surely, 2^{63384205716503} is an apocalyptic number.

63384205716503 is a deficient number, since it is larger than the sum of its proper divisors (9054886530937).

63384205716503 is an equidigital number, since it uses as much as digits as its factorization.

63384205716503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9054886530936.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 63384205716503 in words is "sixty-three trillion, three hundred eighty-four billion, two hundred five million, seven hundred sixteen thousand, five hundred three".