63768486 has 8 divisors (see below), whose sum is σ = 127536984. Its totient is φ = 21256160.

The previous prime is 63768473. The next prime is 63768511. The reversal of 63768486 is 68486736.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

63768486 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5314035 + ... + 5314046.

It is an arithmetic number, because the mean of its divisors is an integer number (15942123).

Almost surely, 2^63768486 is an apocalyptic number.

63768486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63768486 is a wasteful number, since it uses less digits than its factorization.

63768486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10628086.

The product of its digits is 1161216, while the sum is 48.

The square root of 63768486 is about 7985.5172656504. The cubic root of 63768486 is about 399.5170964116.

The spelling of 63768486 in words is "sixty-three million, seven hundred sixty-eight thousand, four hundred eighty-six".