63268953878 has 8 divisors (see below), whose sum is σ = 102203694768. Its totient is φ = 29201055624.

The previous prime is 63268953871. The next prime is 63268953919. The reversal of 63268953878 is 87835986236.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63268953871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1216710626 + ... + 1216710677.

It is an arithmetic number, because the mean of its divisors is an integer number (12775461846).

Almost surely, 2^63268953878 is an apocalyptic number.

63268953878 is a deficient number, since it is larger than the sum of its proper divisors (38934740890).

63268953878 is a wasteful number, since it uses less digits than its factorization.

63268953878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433421318.

The product of its digits is 104509440, while the sum is 65.

The spelling of 63268953878 in words is "sixty-three billion, two hundred sixty-eight million, nine hundred fifty-three thousand, eight hundred seventy-eight".