11009646011 has 16 divisors (see below), whose sum is σ = 13552803264. Its totient is φ = 8709341184.

The previous prime is 11009645981. The next prime is 11009646041. The reversal of 11009646011 is 11064690011.

It is an interprime number because it is at equal distance from previous prime (11009645981) and next prime (11009646041).

It is a cyclic number.

It is not a de Polignac number, because 11009646011 - 2¹⁸ = 11009383867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11009646041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 928955 + ... + 940731.

It is an arithmetic number, because the mean of its divisors is an integer number (847050204).

Almost surely, 2^11009646011 is an apocalyptic number.

11009646011 is a deficient number, since it is larger than the sum of its proper divisors (2543157253).

11009646011 is a wasteful number, since it uses less digits than its factorization.

11009646011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22070.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 11009646011 in words is "eleven billion, nine million, six hundred forty-six thousand, eleven".