11789444452 has 12 divisors (see below), whose sum is σ = 20863343340. Its totient is φ = 5828489216.

The previous prime is 11789444449. The next prime is 11789444453. The reversal of 11789444452 is 25444498711.

It can be written as a sum of positive squares in 2 ways, for example, as 3498249316 + 8291195136 = 59146^2 + 91056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11789444396 and 11789444405.

It is not an unprimeable number, because it can be changed into a prime (11789444453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16557853 + ... + 16558564.

It is an arithmetic number, because the mean of its divisors is an integer number (1738611945).

Almost surely, 2^11789444452 is an apocalyptic number.

It is an amenable number.

11789444452 is a deficient number, since it is larger than the sum of its proper divisors (9073898888).

11789444452 is a wasteful number, since it uses less digits than its factorization.

11789444452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33116510 (or 33116508 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The spelling of 11789444452 in words is "eleven billion, seven hundred eighty-nine million, four hundred forty-four thousand, four hundred fifty-two".