63533616431326 has 8 divisors (see below), whose sum is σ = 95300458807680. Its totient is φ = 31766796828768.

The previous prime is 63533616431321. The next prime is 63533616431381. The reversal of 63533616431326 is 62313461633536.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63533616431321) 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, 6526870 + ... + 13025638.

It is an arithmetic number, because the mean of its divisors is an integer number (11912557350960).

Almost surely, 2^{63533616431326} is an apocalyptic number.

63533616431326 is a deficient number, since it is larger than the sum of its proper divisors (31766842376354).

63533616431326 is a wasteful number, since it uses less digits than its factorization.

63533616431326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11386898.

The product of its digits is 12597120, while the sum is 52.

The spelling of 63533616431326 in words is "sixty-three trillion, five hundred thirty-three billion, six hundred sixteen million, four hundred thirty-one thousand, three hundred twenty-six".