11943208056 has 192 divisors, whose sum is σ = 33821897760. Its totient is φ = 3492633600.

The previous prime is 11943208031. The next prime is 11943208099. The reversal of 11943208056 is 65080234911.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18289426 + ... + 18290078.

Almost surely, 2^11943208056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11943208056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16910948880).

11943208056 is an abundant number, since it is smaller than the sum of its proper divisors (21878689704).

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

11943208056 is a wasteful number, since it uses less digits than its factorization.

11943208056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 763 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 11943208056 in words is "eleven billion, nine hundred forty-three million, two hundred eight thousand, fifty-six".