98993039988 has 24 divisors (see below), whose sum is σ = 233365038592. Its totient is φ = 32657497344.

The previous prime is 98993039933. The next prime is 98993039989. The reversal of 98993039988 is 88993039989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98993039989) 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, 42521620 + ... + 42523947.

Almost surely, 2^98993039988 is an apocalyptic number.

It is an amenable number.

98993039988 is an abundant number, since it is smaller than the sum of its proper divisors (134371998604).

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

98993039988 is a wasteful number, since it uses less digits than its factorization.

98993039988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85045671 (or 85045669 counting only the distinct ones).

The product of its (nonzero) digits is 272097792, while the sum is 75.

Subtracting from 98993039988 its reverse (88993039989), we obtain a palindrome (9999999999).

The spelling of 98993039988 in words is "ninety-eight billion, nine hundred ninety-three million, thirty-nine thousand, nine hundred eighty-eight".