63495648 has 36 divisors (see below), whose sum is σ = 180566568. Its totient is φ = 21165120.

The previous prime is 63495631. The next prime is 63495659. The reversal of 63495648 is 84659436.

63495648 is a `hidden beast` number, since 634 + 9 + 5 + 6 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109948 + ... + 110523.

It is an arithmetic number, because the mean of its divisors is an integer number (5015738).

Almost surely, 2^63495648 is an apocalyptic number.

It is an amenable number.

63495648 is an abundant number, since it is smaller than the sum of its proper divisors (117070920).

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

63495648 is a wasteful number, since it uses less digits than its factorization.

63495648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220487 (or 220476 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 63495648 is about 7968.4156518093. The cubic root of 63495648 is about 398.9464944176.

The spelling of 63495648 in words is "sixty-three million, four hundred ninety-five thousand, six hundred forty-eight".