1206065536161 has 16 divisors (see below), whose sum is σ = 1678033910400. Its totient is φ = 769071663360.

The previous prime is 1206065536141. The next prime is 1206065536199. The reversal of 1206065536161 is 1616355606021.

It is not a de Polignac number, because 1206065536161 - 2⁷ = 1206065536033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1206065536141) 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, 5019591 + ... + 5254371.

It is an arithmetic number, because the mean of its divisors is an integer number (104877119400).

Almost surely, 2^{1206065536161} is an apocalyptic number.

It is an amenable number.

1206065536161 is a deficient number, since it is larger than the sum of its proper divisors (471968374239).

1206065536161 is a wasteful number, since it uses less digits than its factorization.

1206065536161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309256.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 1206065536161 in words is "one trillion, two hundred six billion, sixty-five million, five hundred thirty-six thousand, one hundred sixty-one".