12066758647768 has 16 divisors (see below), whose sum is σ = 24682006325160. Its totient is φ = 5484890294400.

The previous prime is 12066758647747. The next prime is 12066758647789. The reversal of 12066758647768 is 86774685766021.

It is an interprime number because it is at equal distance from previous prime (12066758647747) and next prime (12066758647789).

It is a self number, because there is not a number n which added to its sum of digits gives 12066758647768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68561128593 + ... + 68561128768.

Almost surely, 2^{12066758647768} is an apocalyptic number.

It is an amenable number.

12066758647768 is an abundant number, since it is smaller than the sum of its proper divisors (12615247677392).

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

12066758647768 is a wasteful number, since it uses less digits than its factorization.

12066758647768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137122257378 (or 137122257374 counting only the distinct ones).

The product of its (nonzero) digits is 1137991680, while the sum is 73.

The spelling of 12066758647768 in words is "twelve trillion, sixty-six billion, seven hundred fifty-eight million, six hundred forty-seven thousand, seven hundred sixty-eight".