63133217987 has 8 divisors (see below), whose sum is σ = 72264466176. Its totient is φ = 54030024072.

The previous prime is 63133217971. The next prime is 63133218013. The reversal of 63133217987 is 78971233136.

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 63133217987 - 2⁴ = 63133217971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63133217947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7008743 + ... + 7017744.

It is an arithmetic number, because the mean of its divisors is an integer number (9033058272).

Almost surely, 2^63133217987 is an apocalyptic number.

63133217987 is a deficient number, since it is larger than the sum of its proper divisors (9131248189).

63133217987 is a wasteful number, since it uses less digits than its factorization.

63133217987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14027137.

The product of its digits is 1143072, while the sum is 50.

The spelling of 63133217987 in words is "sixty-three billion, one hundred thirty-three million, two hundred seventeen thousand, nine hundred eighty-seven".