63655256 has 32 divisors (see below), whose sum is σ = 136849440. Its totient is φ = 27191808.

The previous prime is 63655253. The next prime is 63655271. The reversal of 63655256 is 65255636.

It is a hoax number, since the sum of its digits (38) 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 (63655253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17186 + ... + 20558.

It is an arithmetic number, because the mean of its divisors is an integer number (4276545).

Almost surely, 2^63655256 is an apocalyptic number.

It is an amenable number.

63655256 is an abundant number, since it is smaller than the sum of its proper divisors (73194184).

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

63655256 is a wasteful number, since it uses less digits than its factorization.

63655256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3723 (or 3719 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

The square root of 63655256 is about 7978.4244058586. The cubic root of 63655256 is about 399.2804898723.

The spelling of 63655256 in words is "sixty-three million, six hundred fifty-five thousand, two hundred fifty-six".