11983418786356 has 48 divisors (see below), whose sum is σ = 21614139964368. Its totient is φ = 5810762880000.

The previous prime is 11983418786341. The next prime is 11983418786399. The reversal of 11983418786356 is 65368781438911.

It can be written as a sum of positive squares in 8 ways, for example, as 7621519704100 + 4361899082256 = 2760710^2 + 2088516^2 .

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, 12403006 + ... + 13334218.

It is an arithmetic number, because the mean of its divisors is an integer number (450294582591).

Almost surely, 2^{11983418786356} is an apocalyptic number.

It is an amenable number.

11983418786356 is a deficient number, since it is larger than the sum of its proper divisors (9630721178012).

11983418786356 is a wasteful number, since it uses less digits than its factorization.

11983418786356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931972 (or 931970 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 70.

The spelling of 11983418786356 in words is "eleven trillion, nine hundred eighty-three billion, four hundred eighteen million, seven hundred eighty-six thousand, three hundred fifty-six".