11866793389312 has 144 divisors (see below), whose sum is σ = 24787518013440. Its totient is φ = 5663496960000.

The previous prime is 11866793389279. The next prime is 11866793389333. The reversal of 11866793389312 is 21398339766811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205140489 + ... + 205198327.

It is an arithmetic number, because the mean of its divisors is an integer number (172135541760).

Almost surely, 2^{11866793389312} 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 11866793389312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12393759006720).

11866793389312 is an abundant number, since it is smaller than the sum of its proper divisors (12920724624128).

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

11866793389312 is a wasteful number, since it uses less digits than its factorization.

11866793389312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58240 (or 58226 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 67.

The spelling of 11866793389312 in words is "eleven trillion, eight hundred sixty-six billion, seven hundred ninety-three million, three hundred eighty-nine thousand, three hundred twelve".