11099039616 has 384 divisors, whose sum is σ = 39003494400. Its totient is φ = 2961100800.

The previous prime is 11099039599. The next prime is 11099039617. The reversal of 11099039616 is 61693099011.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11099039617) 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, 7248771 + ... + 7250301.

It is an arithmetic number, because the mean of its divisors is an integer number (101571600).

Almost surely, 2^11099039616 is an apocalyptic number.

11099039616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11099039616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19501747200).

11099039616 is an abundant number, since it is smaller than the sum of its proper divisors (27904454784).

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

11099039616 is a wasteful number, since it uses less digits than its factorization.

11099039616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618 (or 1603 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The spelling of 11099039616 in words is "eleven billion, ninety-nine million, thirty-nine thousand, six hundred sixteen".