12747552165066 has 16 divisors (see below), whose sum is σ = 25495172455104. Its totient is φ = 4249172700864.

The previous prime is 12747552164993. The next prime is 12747552165079. The reversal of 12747552165066 is 66056125574721.

It is a super-2 number, since 2×12747552165066² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12747552164997 and 12747552165015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220191 + ... + 5054066.

It is an arithmetic number, because the mean of its divisors is an integer number (1593448278444).

Almost surely, 2^{12747552165066} is an apocalyptic number.

12747552165066 is an abundant number, since it is smaller than the sum of its proper divisors (12747620290038).

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

12747552165066 is a wasteful number, since it uses less digits than its factorization.

12747552165066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5677085.

The product of its (nonzero) digits is 21168000, while the sum is 57.

The spelling of 12747552165066 in words is "twelve trillion, seven hundred forty-seven billion, five hundred fifty-two million, one hundred sixty-five thousand, sixty-six".