2086728611 has 12 divisors (see below), whose sum is σ = 2372773200. Its totient is φ = 1831608240.

The previous prime is 2086728593. The next prime is 2086728617. The reversal of 2086728611 is 1168276802.

It is not a de Polignac number, because 2086728611 - 2¹⁸ = 2086466467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2086728617) 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 11 ways as a sum of consecutive naturals, for example, 293831 + ... + 300848.

It is an arithmetic number, because the mean of its divisors is an integer number (197731100).

Almost surely, 2^2086728611 is an apocalyptic number.

2086728611 is a deficient number, since it is larger than the sum of its proper divisors (286044589).

2086728611 is a wasteful number, since it uses less digits than its factorization.

2086728611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594730 (or 594719 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 2086728611 is about 45680.7247206084. The cubic root of 2086728611 is about 1277.8758329622.

The spelling of 2086728611 in words is "two billion, eighty-six million, seven hundred twenty-eight thousand, six hundred eleven".