11673328320 has 168 divisors, whose sum is σ = 41236934544. Its totient is φ = 3028727808.

The previous prime is 11673328309. The next prime is 11673328321. The reversal of 11673328320 is 2382337611.

11673328320 is a `hidden beast` number, since 1 + 1 + 6 + 7 + 3 + 328 + 320 = 666.

11673328320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11673328321) 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 23 ways as a sum of consecutive naturals, for example, 51787 + ... + 161333.

Almost surely, 2^11673328320 is an apocalyptic number.

11673328320 is a gapful number since it is divisible by the number (10) 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 11673328320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20618467272).

11673328320 is an abundant number, since it is smaller than the sum of its proper divisors (29563606224).

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

11673328320 is a wasteful number, since it uses less digits than its factorization.

11673328320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109607 (or 109594 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 11673328320 in words is "eleven billion, six hundred seventy-three million, three hundred twenty-eight thousand, three hundred twenty".