11289010896 has 120 divisors (see below), whose sum is σ = 31925888904. Its totient is φ = 3723632640.

The previous prime is 11289010847. The next prime is 11289010897. The reversal of 11289010896 is 69801098211.

It can be written as a sum of positive squares in 4 ways, for example, as 1547320896 + 9741690000 = 39336^2 + 98700^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11289010897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6351960 + ... + 6353736.

Almost surely, 2^11289010896 is an apocalyptic number.

11289010896 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 11289010896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15962944452).

11289010896 is an abundant number, since it is smaller than the sum of its proper divisors (20636878008).

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

11289010896 is a wasteful number, since it uses less digits than its factorization.

11289010896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229 (or 2220 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 45.

The spelling of 11289010896 in words is "eleven billion, two hundred eighty-nine million, ten thousand, eight hundred ninety-six".