2686530011 has 16 divisors (see below), whose sum is σ = 3031050240. Its totient is φ = 2360042880.

The previous prime is 2686530001. The next prime is 2686530031. The reversal of 2686530011 is 1100356862.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2686530011 - 2¹⁰ = 2686528987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2686530011.

It is not an unprimeable number, because it can be changed into a prime (2686530001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7955 + ... + 73731.

It is an arithmetic number, because the mean of its divisors is an integer number (189440640).

Almost surely, 2^2686530011 is an apocalyptic number.

2686530011 is a deficient number, since it is larger than the sum of its proper divisors (344520229).

2686530011 is a wasteful number, since it uses less digits than its factorization.

2686530011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65914.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2686530011 is about 51831.7471343577. The cubic root of 2686530011 is about 1390.1571533580.

Adding to 2686530011 its reverse (1100356862), we get a palindrome (3786886873).

The spelling of 2686530011 in words is "two billion, six hundred eighty-six million, five hundred thirty thousand, eleven".