2011002606 has 32 divisors (see below), whose sum is σ = 4473523200. Its totient is φ = 669639960.

The previous prime is 2011002571. The next prime is 2011002611. The reversal of 2011002606 is 6062001102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 34725 + ... + 72303.

It is an arithmetic number, because the mean of its divisors is an integer number (139797600).

Almost surely, 2^2011002606 is an apocalyptic number.

2011002606 is an abundant number, since it is smaller than the sum of its proper divisors (2462520594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011002606 is a wasteful number, since it uses less digits than its factorization.

2011002606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38581 (or 38575 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 2011002606 is about 44844.2037057188. The cubic root of 2011002606 is about 1262.2272285387.

Adding to 2011002606 its reverse (6062001102), we get a palindrome (8073003708).

The spelling of 2011002606 in words is "two billion, eleven million, two thousand, six hundred six".