11322816203648 has 64 divisors (see below), whose sum is σ = 22705397835120. Its totient is φ = 5624292065280.

The previous prime is 11322816203641. The next prime is 11322816203707. The reversal of 11322816203648 is 84630261822311.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11322816203641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16636763 + ... + 17303973.

Almost surely, 2^{11322816203648} 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 11322816203648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11352698917560).

11322816203648 is an abundant number, since it is smaller than the sum of its proper divisors (11382581631472).

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

11322816203648 is an equidigital number, since it uses as much as digits as its factorization.

11322816203648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668095 (or 668083 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 11322816203648 in words is "eleven trillion, three hundred twenty-two billion, eight hundred sixteen million, two hundred three thousand, six hundred forty-eight".