63542633624536 has 64 divisors (see below), whose sum is σ = 130020080929920. Its totient is φ = 28872681573120.

The previous prime is 63542633624447. The next prime is 63542633624539.

63542633624536 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63542633624539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4212856851 + ... + 4212871933.

It is an arithmetic number, because the mean of its divisors is an integer number (2031563764530).

Almost surely, 2^{63542633624536} is an apocalyptic number.

It is an amenable number.

63542633624536 is an abundant number, since it is smaller than the sum of its proper divisors (66477447305384).

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

63542633624536 is a wasteful number, since it uses less digits than its factorization.

63542633624536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29056 (or 29052 counting only the distinct ones).

The product of its digits is 167961600, while the sum is 58.

It can be divided in two parts, 6354263 and 3624536, that added together give a palindrome (9978799).

The spelling of 63542633624536 in words is "sixty-three trillion, five hundred forty-two billion, six hundred thirty-three million, six hundred twenty-four thousand, five hundred thirty-six".