99801939108480 has 768 divisors, whose sum is σ = 373672189353600. Its totient is φ = 22589354016768.

The previous prime is 99801939108461. The next prime is 99801939108497. The reversal of 99801939108480 is 8480193910899.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 13703406919 + ... + 13703414201.

Almost surely, 2^{99801939108480} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99801939108480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186836094676800).

99801939108480 is an abundant number, since it is smaller than the sum of its proper divisors (273870250245120).

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

99801939108480 is a wasteful number, since it uses less digits than its factorization.

99801939108480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8721 (or 8702 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 69.

The spelling of 99801939108480 in words is "ninety-nine trillion, eight hundred one billion, nine hundred thirty-nine million, one hundred eight thousand, four hundred eighty".