63613352256 has 28 divisors (see below), whose sum is σ = 168310328352. Its totient is φ = 21204450688.

The previous prime is 63613352233. The next prime is 63613352261. The reversal of 63613352256 is 65225331636.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 165659580 + ... + 165659963.

Almost surely, 2^63613352256 is an apocalyptic number.

It is an amenable number.

63613352256 is an abundant number, since it is smaller than the sum of its proper divisors (104696976096).

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

63613352256 is a wasteful number, since it uses less digits than its factorization.

63613352256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331319558 (or 331319548 counting only the distinct ones).

The product of its digits is 583200, while the sum is 42.

The spelling of 63613352256 in words is "sixty-three billion, six hundred thirteen million, three hundred fifty-two thousand, two hundred fifty-six".