11761443132 has 96 divisors (see below), whose sum is σ = 29620261440. Its totient is φ = 3619123200.

The previous prime is 11761443079. The next prime is 11761443151. The reversal of 11761443132 is 23134416711.

It is a junction number, because it is equal to n+sod(n) for n = 11761443093 and 11761443102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2243218 + ... + 2248454.

It is an arithmetic number, because the mean of its divisors is an integer number (308544390).

Almost surely, 2^11761443132 is an apocalyptic number.

11761443132 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 11761443132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14810130720).

11761443132 is an abundant number, since it is smaller than the sum of its proper divisors (17858818308).

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

11761443132 is a wasteful number, since it uses less digits than its factorization.

11761443132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471 (or 5469 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

Adding to 11761443132 its reverse (23134416711), we get a palindrome (34895859843).

The spelling of 11761443132 in words is "eleven billion, seven hundred sixty-one million, four hundred forty-three thousand, one hundred thirty-two".