11194709518018 has 48 divisors (see below), whose sum is σ = 18612310083840. Its totient is φ = 5045335147008.

The previous prime is 11194709518007. The next prime is 11194709518021. The reversal of 11194709518018 is 81081590749111.

11194709518018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 11194709518018.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6171346 + ... + 7776562.

It is an arithmetic number, because the mean of its divisors is an integer number (387756460080).

Almost surely, 2^{11194709518018} is an apocalyptic number.

11194709518018 is a deficient number, since it is larger than the sum of its proper divisors (7417600565822).

11194709518018 is a wasteful number, since it uses less digits than its factorization.

11194709518018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605731 (or 1605718 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 55.

The spelling of 11194709518018 in words is "eleven trillion, one hundred ninety-four billion, seven hundred nine million, five hundred eighteen thousand, eighteen".