2180136591361 has 8 divisors (see below), whose sum is σ = 2189244058560. Its totient is φ = 2171039010672.

The previous prime is 2180136591341. The next prime is 2180136591383. The reversal of 2180136591361 is 1631956310812.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2180136591361 - 2⁵ = 2180136591329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2180136591341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2029510 + ... + 2911903.

It is an arithmetic number, because the mean of its divisors is an integer number (273655507320).

Almost surely, 2^{2180136591361} is an apocalyptic number.

It is an amenable number.

2180136591361 is a deficient number, since it is larger than the sum of its proper divisors (9107467199).

2180136591361 is a wasteful number, since it uses less digits than its factorization.

2180136591361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4943255.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 2180136591361 in words is "two trillion, one hundred eighty billion, one hundred thirty-six million, five hundred ninety-one thousand, three hundred sixty-one".