11099657020928 has 320 divisors, whose sum is σ = 26973940224000. Its totient is φ = 4555868405760.

The previous prime is 11099657020919. The next prime is 11099657020931. The reversal of 11099657020928 is 82902075699011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 528066803 + ... + 528087821.

It is an arithmetic number, because the mean of its divisors is an integer number (84293563200).

Almost surely, 2^{11099657020928} 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 11099657020928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13486970112000).

11099657020928 is an abundant number, since it is smaller than the sum of its proper divisors (15874283203072).

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

11099657020928 is an frugal number, since it uses more digits than its factorization.

11099657020928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21186 (or 21156 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 59.

The spelling of 11099657020928 in words is "eleven trillion, ninety-nine billion, six hundred fifty-seven million, twenty thousand, nine hundred twenty-eight".