63543254522 has 16 divisors (see below), whose sum is σ = 104008780512. Its totient is φ = 28875267120.

The previous prime is 63543254521. The next prime is 63543254581. The reversal of 63543254522 is 22545234536.

It is a self number, because there is not a number n which added to its sum of digits gives 63543254522.

It is not an unprimeable number, because it can be changed into a prime (63543254521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320228 + ... + 479199.

It is an arithmetic number, because the mean of its divisors is an integer number (6500548782).

Almost surely, 2^63543254522 is an apocalyptic number.

63543254522 is a deficient number, since it is larger than the sum of its proper divisors (40465525990).

63543254522 is a wasteful number, since it uses less digits than its factorization.

63543254522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803053.

The product of its digits is 864000, while the sum is 41.

The spelling of 63543254522 in words is "sixty-three billion, five hundred forty-three million, two hundred fifty-four thousand, five hundred twenty-two".