12073143818709 has 16 divisors (see below), whose sum is σ = 17886784947840. Its totient is φ = 8048471865120.

The previous prime is 12073143818663. The next prime is 12073143818717. The reversal of 12073143818709 is 90781834137021.

12073143818709 is a `hidden beast` number, since 1 + 20 + 7 + 3 + 1 + 438 + 187 + 0 + 9 = 666.

It is not a de Polignac number, because 12073143818709 - 2⁸ = 12073143818453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12073143818009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7311697 + ... + 8809494.

It is an arithmetic number, because the mean of its divisors is an integer number (1117924059240).

Almost surely, 2^{12073143818709} is an apocalyptic number.

It is an amenable number.

12073143818709 is a deficient number, since it is larger than the sum of its proper divisors (5813641129131).

12073143818709 is a wasteful number, since it uses less digits than its factorization.

12073143818709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16148937 (or 16148931 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 12073143818709 in words is "twelve trillion, seventy-three billion, one hundred forty-three million, eight hundred eighteen thousand, seven hundred nine".