99389008563 has 8 divisors (see below), whose sum is σ = 142712422608. Its totient is φ = 61162466784.

The previous prime is 99389008559. The next prime is 99389008571. The reversal of 99389008563 is 36580098399.

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

It is not a de Polignac number, because 99389008563 - 2² = 99389008559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99389008497 and 99389008506.

It is not an unprimeable number, because it can be changed into a prime (99389008583) 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, 1274218020 + ... + 1274218097.

It is an arithmetic number, because the mean of its divisors is an integer number (17839052826).

Almost surely, 2^99389008563 is an apocalyptic number.

99389008563 is a deficient number, since it is larger than the sum of its proper divisors (43323414045).

99389008563 is a wasteful number, since it uses less digits than its factorization.

99389008563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548436133.

The product of its (nonzero) digits is 12597120, while the sum is 60.

The spelling of 99389008563 in words is "ninety-nine billion, three hundred eighty-nine million, eight thousand, five hundred sixty-three".