11194833408 has 160 divisors (see below), whose sum is σ = 32950748160. Its totient is φ = 3349032960.

The previous prime is 11194833371. The next prime is 11194833437. The reversal of 11194833408 is 80433849111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11194833408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1330591 + ... + 1338977.

It is an arithmetic number, because the mean of its divisors is an integer number (205942176).

Almost surely, 2^11194833408 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 11194833408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16475374080).

11194833408 is an abundant number, since it is smaller than the sum of its proper divisors (21755914752).

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

11194833408 is an equidigital number, since it uses as much as digits as its factorization.

11194833408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8498 (or 8482 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 11194833408 in words is "eleven billion, one hundred ninety-four million, eight hundred thirty-three thousand, four hundred eight".