11165802144 has 96 divisors (see below), whose sum is σ = 33519790080. Its totient is φ = 3188097792.

The previous prime is 11165802133. The next prime is 11165802191. The reversal of 11165802144 is 44120856111.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1193517 + ... + 1202835.

It is an arithmetic number, because the mean of its divisors is an integer number (349164480).

Almost surely, 2^11165802144 is an apocalyptic number.

11165802144 is a gapful number since it is divisible by the number (14) 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 11165802144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16759895040).

11165802144 is an abundant number, since it is smaller than the sum of its proper divisors (22353987936).

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

11165802144 is a wasteful number, since it uses less digits than its factorization.

11165802144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11122 (or 11114 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The spelling of 11165802144 in words is "eleven billion, one hundred sixty-five million, eight hundred two thousand, one hundred forty-four".