63713656 has 8 divisors (see below), whose sum is σ = 119463120. Its totient is φ = 31856824.

The previous prime is 63713653. The next prime is 63713681. The reversal of 63713656 is 65631736.

63713656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63713653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3982096 + ... + 3982111.

It is an arithmetic number, because the mean of its divisors is an integer number (14932890).

Almost surely, 2^63713656 is an apocalyptic number.

It is an amenable number.

63713656 is a deficient number, since it is larger than the sum of its proper divisors (55749464).

63713656 is a wasteful number, since it uses less digits than its factorization.

63713656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7964213 (or 7964209 counting only the distinct ones).

The product of its digits is 68040, while the sum is 37.

The square root of 63713656 is about 7982.0834372988. The cubic root of 63713656 is about 399.4025581022.

The spelling of 63713656 in words is "sixty-three million, seven hundred thirteen thousand, six hundred fifty-six".