99488888499 has 48 divisors (see below), whose sum is σ = 179455329536. Its totient is φ = 47706943680.

The previous prime is 99488888423. The next prime is 99488888539.

99488888499 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 99488888499 - 2⁸ = 99488888243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99488888419) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1472869 + ... + 1538934.

Almost surely, 2^99488888499 is an apocalyptic number.

99488888499 is a deficient number, since it is larger than the sum of its proper divisors (79966441037).

99488888499 is a wasteful number, since it uses less digits than its factorization.

99488888499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011848 (or 3011837 counting only the distinct ones).

The product of its digits is 3439853568, while the sum is 84.

The spelling of 99488888499 in words is "ninety-nine billion, four hundred eighty-eight million, eight hundred eighty-eight thousand, four hundred ninety-nine".