63424446403 has 8 divisors (see below), whose sum is σ = 65556808560. Its totient is φ = 61327330080.

The previous prime is 63424446377. The next prime is 63424446451. The reversal of 63424446403 is 30464442436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63424446403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63424446493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8807800 + ... + 8814997.

It is an arithmetic number, because the mean of its divisors is an integer number (8194601070).

Almost surely, 2^63424446403 is an apocalyptic number.

63424446403 is a deficient number, since it is larger than the sum of its proper divisors (2132362157).

63424446403 is a wasteful number, since it uses less digits than its factorization.

63424446403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17622917.

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 63424446403 its reverse (30464442436), we get a palindrome (93888888839).

The spelling of 63424446403 in words is "sixty-three billion, four hundred twenty-four million, four hundred forty-six thousand, four hundred three".