99688745548 has 48 divisors (see below), whose sum is σ = 200823368704. Its totient is φ = 42414503040.

The previous prime is 99688745543. The next prime is 99688745551. The reversal of 99688745548 is 84554788699.

It is not an unprimeable number, because it can be changed into a prime (99688745543) 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 15 ways as a sum of consecutive naturals, for example, 4264813 + ... + 4288123.

Almost surely, 2^99688745548 is an apocalyptic number.

It is an amenable number.

99688745548 is an abundant number, since it is smaller than the sum of its proper divisors (101134623156).

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

99688745548 is a wasteful number, since it uses less digits than its factorization.

99688745548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24422 (or 24420 counting only the distinct ones).

The product of its digits is 696729600, while the sum is 73.

The spelling of 99688745548 in words is "ninety-nine billion, six hundred eighty-eight million, seven hundred forty-five thousand, five hundred forty-eight".