63572522838 has 16 divisors (see below), whose sum is σ = 138703686336. Its totient is φ = 19264400840.

The previous prime is 63572522779. The next prime is 63572522857. The reversal of 63572522838 is 83822527536.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 481609956 + ... + 481610087.

It is an arithmetic number, because the mean of its divisors is an integer number (8668980396).

Almost surely, 2^63572522838 is an apocalyptic number.

63572522838 is an abundant number, since it is smaller than the sum of its proper divisors (75131163498).

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

63572522838 is a wasteful number, since it uses less digits than its factorization.

63572522838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963220059.

The product of its digits is 4838400, while the sum is 51.

The spelling of 63572522838 in words is "sixty-three billion, five hundred seventy-two million, five hundred twenty-two thousand, eight hundred thirty-eight".