12111545094548 has 24 divisors (see below), whose sum is σ = 21383348499072. Its totient is φ = 6002019841664.

The previous prime is 12111545094499. The next prime is 12111545094553. The reversal of 12111545094548 is 84549054511121.

It is a junction number, because it is equal to n+sod(n) for n = 12111545094496 and 12111545094505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17389061 + ... + 18072147.

It is an arithmetic number, because the mean of its divisors is an integer number (890972854128).

Almost surely, 2^{12111545094548} is an apocalyptic number.

It is an amenable number.

12111545094548 is a deficient number, since it is larger than the sum of its proper divisors (9271803404524).

12111545094548 is a wasteful number, since it uses less digits than its factorization.

12111545094548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722431 (or 722429 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 50.

The spelling of 12111545094548 in words is "twelve trillion, one hundred eleven billion, five hundred forty-five million, ninety-four thousand, five hundred forty-eight".