63678984133 has 8 divisors (see below), whose sum is σ = 64672292160. Its totient is φ = 62686937280.

The previous prime is 63678984121. The next prime is 63678984137. The reversal of 63678984133 is 33148987636.

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

It is a cyclic number.

It is not a de Polignac number, because 63678984133 - 2¹⁷ = 63678853061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63678984137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213268 + ... + 415741.

It is an arithmetic number, because the mean of its divisors is an integer number (8084036520).

Almost surely, 2^63678984133 is an apocalyptic number.

It is an amenable number.

63678984133 is a deficient number, since it is larger than the sum of its proper divisors (993308027).

63678984133 is a wasteful number, since it uses less digits than its factorization.

63678984133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630587.

The product of its digits is 15676416, while the sum is 58.

The spelling of 63678984133 in words is "sixty-three billion, six hundred seventy-eight million, nine hundred eighty-four thousand, one hundred thirty-three".