63564513112 has 8 divisors (see below), whose sum is σ = 119183462100. Its totient is φ = 31782256552.

The previous prime is 63564513083. The next prime is 63564513149. The reversal of 63564513112 is 21131546536.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 3972782062 + ... + 3972782077.

Almost surely, 2^63564513112 is an apocalyptic number.

It is an amenable number.

63564513112 is a deficient number, since it is larger than the sum of its proper divisors (55618948988).

63564513112 is a wasteful number, since it uses less digits than its factorization.

63564513112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7945564145 (or 7945564141 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The spelling of 63564513112 in words is "sixty-three billion, five hundred sixty-four million, five hundred thirteen thousand, one hundred twelve".