11281718068 has 12 divisors (see below), whose sum is σ = 19755489600. Its totient is φ = 5637292472.

The previous prime is 11281718047. The next prime is 11281718111. The reversal of 11281718068 is 86081718211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884518 + ... + 897181.

It is an arithmetic number, because the mean of its divisors is an integer number (1646290800).

Almost surely, 2^11281718068 is an apocalyptic number.

It is an amenable number.

11281718068 is a deficient number, since it is larger than the sum of its proper divisors (8473771532).

11281718068 is a wasteful number, since it uses less digits than its factorization.

11281718068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783286 (or 1783284 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 43.

The spelling of 11281718068 in words is "eleven billion, two hundred eighty-one million, seven hundred eighteen thousand, sixty-eight".