3611660591289 has 32 divisors (see below), whose sum is σ = 5166016113024. Its totient is φ = 2236444958720.

The previous prime is 3611660591269. The next prime is 3611660591311. The reversal of 3611660591289 is 9821950661163.

3611660591289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3611660591289 - 2⁹ = 3611660590777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3611660591269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2067 + ... + 2687624.

It is an arithmetic number, because the mean of its divisors is an integer number (161438003532).

Almost surely, 2^{3611660591289} is an apocalyptic number.

It is an amenable number.

3611660591289 is a deficient number, since it is larger than the sum of its proper divisors (1554355521735).

3611660591289 is a wasteful number, since it uses less digits than its factorization.

3611660591289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2690057.

The product of its (nonzero) digits is 4199040, while the sum is 57.

The spelling of 3611660591289 in words is "three trillion, six hundred eleven billion, six hundred sixty million, five hundred ninety-one thousand, two hundred eighty-nine".