11079890688 has 72 divisors (see below), whose sum is σ = 29780842896. Its totient is φ = 3656704000.

The previous prime is 11079890687. The next prime is 11079890719. The reversal of 11079890688 is 88609897011.

It is a super-2 number, since 2×11079890688² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11079890681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6148 + ... + 148988.

It is an arithmetic number, because the mean of its divisors is an integer number (413622818).

Almost surely, 2^11079890688 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 11079890688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14890421448).

11079890688 is an abundant number, since it is smaller than the sum of its proper divisors (18700952208).

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

11079890688 is a wasteful number, since it uses less digits than its factorization.

11079890688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142961 (or 142947 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 57.

The spelling of 11079890688 in words is "eleven billion, seventy-nine million, eight hundred ninety thousand, six hundred eighty-eight".