63655796 has 12 divisors (see below), whose sum is σ = 111898752. Its totient is φ = 31684728.

The previous prime is 63655793. The next prime is 63655811. The reversal of 63655796 is 69755636.

It is a self number, because there is not a number n which added to its sum of digits gives 63655796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63655793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34790 + ... + 36573.

It is an arithmetic number, because the mean of its divisors is an integer number (9324896).

Almost surely, 2^63655796 is an apocalyptic number.

It is an amenable number.

63655796 is a deficient number, since it is larger than the sum of its proper divisors (48242956).

63655796 is a wasteful number, since it uses less digits than its factorization.

63655796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71590 (or 71588 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 47.

The square root of 63655796 is about 7978.4582470550. The cubic root of 63655796 is about 399.2816189273.

The spelling of 63655796 in words is "sixty-three million, six hundred fifty-five thousand, seven hundred ninety-six".