11326443903072 has 192 divisors, whose sum is σ = 33263932101120. Its totient is φ = 3749385024000.

The previous prime is 11326443902999. The next prime is 11326443903079. The reversal of 11326443903072 is 27030934462311.

11326443903072 is a `hidden beast` number, since 1 + 1 + 3 + 26 + 443 + 90 + 30 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11326443903079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 533978547 + ... + 533999757.

It is an arithmetic number, because the mean of its divisors is an integer number (173249646360).

Almost surely, 2^{11326443903072} is an apocalyptic number.

11326443903072 is a gapful number since it is divisible by the number (12) 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 11326443903072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16631966050560).

11326443903072 is an abundant number, since it is smaller than the sum of its proper divisors (21937488198048).

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

11326443903072 is a wasteful number, since it uses less digits than its factorization.

11326443903072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25474 (or 25460 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 11326443903072 in words is "eleven trillion, three hundred twenty-six billion, four hundred forty-three million, nine hundred three thousand, seventy-two".