11089918584 has 96 divisors (see below), whose sum is σ = 32323533840. Its totient is φ = 3422131200.

The previous prime is 11089918559. The next prime is 11089918673. The reversal of 11089918584 is 48581998011.

It is a self number, because there is not a number n which added to its sum of digits gives 11089918584.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399 + ... + 148929.

Almost surely, 2^11089918584 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 11089918584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16161766920).

11089918584 is an abundant number, since it is smaller than the sum of its proper divisors (21233615256).

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

11089918584 is a wasteful number, since it uses less digits than its factorization.

11089918584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148621 (or 148614 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 54.

The spelling of 11089918584 in words is "eleven billion, eighty-nine million, nine hundred eighteen thousand, five hundred eighty-four".