11111145908694 has 32 divisors (see below), whose sum is σ = 24972207531264. Its totient is φ = 3270170032800.

The previous prime is 11111145908689. The next prime is 11111145908711. The reversal of 11111145908694 is 49680954111111.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3096750132 + ... + 3096753719.

It is an arithmetic number, because the mean of its divisors is an integer number (780381485352).

Almost surely, 2^{11111145908694} is an apocalyptic number.

11111145908694 is an abundant number, since it is smaller than the sum of its proper divisors (13861061622570).

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

11111145908694 is a wasteful number, since it uses less digits than its factorization.

11111145908694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193503892.

The product of its (nonzero) digits is 311040, while the sum is 51.

The spelling of 11111145908694 in words is "eleven trillion, one hundred eleven billion, one hundred forty-five million, nine hundred eight thousand, six hundred ninety-four".