12066388776731 has 4 divisors (see below), whose sum is σ = 12075481761312. Its totient is φ = 12057295792152.

The previous prime is 12066388776727. The next prime is 12066388776779. The reversal of 12066388776731 is 13767788366021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12066388776731 - 2² = 12066388776727 is a prime.

It is a super-2 number, since 2×12066388776731² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12066388976731) 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, 4546490300 + ... + 4546492953.

It is an arithmetic number, because the mean of its divisors is an integer number (3018870440328).

Almost surely, 2^{12066388776731} is an apocalyptic number.

12066388776731 is a deficient number, since it is larger than the sum of its proper divisors (9092984581).

12066388776731 is an equidigital number, since it uses as much as digits as its factorization.

12066388776731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092984580.

The product of its (nonzero) digits is 85349376, while the sum is 65.

The spelling of 12066388776731 in words is "twelve trillion, sixty-six billion, three hundred eighty-eight million, seven hundred seventy-six thousand, seven hundred thirty-one".