1163881986696 has 640 divisors, whose sum is σ = 3995125263360. Its totient is φ = 311736729600.

The previous prime is 1163881986653. The next prime is 1163881986763. The reversal of 1163881986696 is 6966891883611.

1163881986696 is a `hidden beast` number, since 1 + 16 + 388 + 1 + 98 + 66 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 278638560 + ... + 278642736.

It is an arithmetic number, because the mean of its divisors is an integer number (6242383224).

Almost surely, 2^{1163881986696} 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 1163881986696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1997562631680).

1163881986696 is an abundant number, since it is smaller than the sum of its proper divisors (2831243276664).

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

1163881986696 is a wasteful number, since it uses less digits than its factorization.

1163881986696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4347 (or 4334 counting only the distinct ones).

The product of its digits is 161243136, while the sum is 72.

The spelling of 1163881986696 in words is "one trillion, one hundred sixty-three billion, eight hundred eighty-one million, nine hundred eighty-six thousand, six hundred ninety-six".