63520054443 has 48 divisors (see below), whose sum is σ = 96121159680. Its totient is φ = 41915797056.

The previous prime is 63520054427. The next prime is 63520054471. The reversal of 63520054443 is 34445002536.

63520054443 is a `hidden beast` number, since 6 + 3 + 5 + 200 + 5 + 4 + 443 = 666.

It is not a de Polignac number, because 63520054443 - 2⁴ = 63520054427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63520054398 and 63520054407.

It is not an unprimeable number, because it can be changed into a prime (63520054943) 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 47 ways as a sum of consecutive naturals, for example, 14780271 + ... + 14784567.

It is an arithmetic number, because the mean of its divisors is an integer number (2002524160).

Almost surely, 2^63520054443 is an apocalyptic number.

63520054443 is a deficient number, since it is larger than the sum of its proper divisors (32601105237).

63520054443 is a wasteful number, since it uses less digits than its factorization.

63520054443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4918 (or 4906 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 63520054443 its reverse (34445002536), we get a palindrome (97965056979).

The spelling of 63520054443 in words is "sixty-three billion, five hundred twenty million, fifty-four thousand, four hundred forty-three".