11089833870 has 64 divisors (see below), whose sum is σ = 28042619904. Its totient is φ = 2801230080.

The previous prime is 11089833869. The next prime is 11089833883. The reversal of 11089833870 is 7833898011.

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, 6951 + ... + 149090.

It is an arithmetic number, because the mean of its divisors is an integer number (438165936).

Almost surely, 2^11089833870 is an apocalyptic number.

11089833870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11089833870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14021309952).

11089833870 is an abundant number, since it is smaller than the sum of its proper divisors (16952786034).

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

11089833870 is a wasteful number, since it uses less digits than its factorization.

11089833870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156177.

The product of its (nonzero) digits is 290304, while the sum is 48.

The spelling of 11089833870 in words is "eleven billion, eighty-nine million, eight hundred thirty-three thousand, eight hundred seventy".