11920184363844 has 135 divisors (see below), whose sum is σ = 31708586648431. Its totient is φ = 3904847622000.

The previous prime is 11920184363831. The next prime is 11920184363849. The reversal of 11920184363844 is 44836348102911.

The square root of 11920184363844 is 3452562.

It is a perfect power (a square), and thus also a powerful number.

11920184363844 is a `hidden beast` number, since 1 + 1 + 9 + 20 + 184 + 363 + 84 + 4 = 666.

11920184363844 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 (54).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11920184363849) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 3666619219 + ... + 3666622469.

Almost surely, 2^{11920184363844} is an apocalyptic number.

11920184363844 is the 3452562-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11920184363844

11920184363844 is an abundant number, since it is smaller than the sum of its proper divisors (19788402284587).

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

11920184363844 is an frugal number, since it uses more digits than its factorization.

11920184363844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6636 (or 3315 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 11920184363844 in words is "eleven trillion, nine hundred twenty billion, one hundred eighty-four million, three hundred sixty-three thousand, eight hundred forty-four".