63005221632 has 72 divisors (see below), whose sum is σ = 167729135616. Its totient is φ = 20996310016.

The previous prime is 63005221597. The next prime is 63005221639. The reversal of 63005221632 is 23612250036.

It is a self number, because there is not a number n which added to its sum of digits gives 63005221632.

It is not an unprimeable number, because it can be changed into a prime (63005221639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3898753 + ... + 3914879.

It is an arithmetic number, because the mean of its divisors is an integer number (2329571328).

Almost surely, 2^63005221632 is an apocalyptic number.

It is an amenable number.

63005221632 is an abundant number, since it is smaller than the sum of its proper divisors (104723913984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63005221632 is a wasteful number, since it uses less digits than its factorization.

63005221632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21233 (or 21219 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 63005221632 its reverse (23612250036), we get a palindrome (86617471668).

The spelling of 63005221632 in words is "sixty-three billion, five million, two hundred twenty-one thousand, six hundred thirty-two".