12073820805516 has 12 divisors (see below), whose sum is σ = 28172248546232. Its totient is φ = 4024606935168.

The previous prime is 12073820805511. The next prime is 12073820805647. The reversal of 12073820805516 is 61550802837021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12073820805516² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12073820805511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503075866885 + ... + 503075866908.

Almost surely, 2^{12073820805516} is an apocalyptic number.

It is an amenable number.

12073820805516 is an abundant number, since it is smaller than the sum of its proper divisors (16098427740716).

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

12073820805516 is a wasteful number, since it uses less digits than its factorization.

12073820805516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006151733800 (or 1006151733798 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 12073820805516 in words is "twelve trillion, seventy-three billion, eight hundred twenty million, eight hundred five thousand, five hundred sixteen".