12144603516111 has 48 divisors (see below), whose sum is σ = 19263217398048. Its totient is φ = 7311823084800.

The previous prime is 12144603516047. The next prime is 12144603516121. The reversal of 12144603516111 is 11161530644121.

12144603516111 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 4 + 6 + 0 + 35 + 1 + 611 + 1 = 666.

It is not a de Polignac number, because 12144603516111 - 2⁶ = 12144603516047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12144603516121) 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 47 ways as a sum of consecutive naturals, for example, 70121241 + ... + 70294221.

It is an arithmetic number, because the mean of its divisors is an integer number (401317029126).

Almost surely, 2^{12144603516111} is an apocalyptic number.

12144603516111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12144603516111 is a deficient number, since it is larger than the sum of its proper divisors (7118613881937).

12144603516111 is a wasteful number, since it uses less digits than its factorization.

12144603516111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177672 (or 177669 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 12144603516111 in words is "twelve trillion, one hundred forty-four billion, six hundred three million, five hundred sixteen thousand, one hundred eleven".