11089732680 has 576 divisors, whose sum is σ = 41677796160. Its totient is φ = 2649314304.

The previous prime is 11089732663. The next prime is 11089732697. The reversal of 11089732680 is 8623798011.

It is an interprime number because it is at equal distance from previous prime (11089732663) and next prime (11089732697).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 70635162 + ... + 70635318.

It is an arithmetic number, because the mean of its divisors is an integer number (72357285).

Almost surely, 2^11089732680 is an apocalyptic number.

11089732680 is a gapful number since it is divisible by the number (10) 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 11089732680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20838898080).

11089732680 is an abundant number, since it is smaller than the sum of its proper divisors (30588063480).

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

11089732680 is a wasteful number, since it uses less digits than its factorization.

11089732680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 11089732680 in words is "eleven billion, eighty-nine million, seven hundred thirty-two thousand, six hundred eighty".