11111113888698 has 8 divisors (see below), whose sum is σ = 22222227777408. Its totient is φ = 3703704629564.

The previous prime is 11111113888697. The next prime is 11111113888729. The reversal of 11111113888698 is 89688831111111.

It is a sphenic number, since it is the product of 3 distinct primes.

11111113888698 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11111113888691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925926157386 + ... + 925926157397.

It is an arithmetic number, because the mean of its divisors is an integer number (2777778472176).

Almost surely, 2^{11111113888698} is an apocalyptic number.

11111113888698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11111113888698 is a wasteful number, since it uses less digits than its factorization.

11111113888698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851852314788.

The product of its digits is 663552, while the sum is 57.

The spelling of 11111113888698 in words is "eleven trillion, one hundred eleven billion, one hundred thirteen million, eight hundred eighty-eight thousand, six hundred ninety-eight".