2005407606 has 16 divisors (see below), whose sum is σ = 4012841664. Its totient is φ = 668131464.

The previous prime is 2005407583. The next prime is 2005407617. The reversal of 2005407606 is 6067045002.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 71416 + ... + 95451.

It is an arithmetic number, because the mean of its divisors is an integer number (250802604).

Almost surely, 2^2005407606 is an apocalyptic number.

2005407606 is an abundant number, since it is smaller than the sum of its proper divisors (2007434058).

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

2005407606 is a wasteful number, since it uses less digits than its factorization.

2005407606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168875.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 2005407606 is about 44781.7776109882. Note that the first 3 decimals coincide. The cubic root of 2005407606 is about 1261.0555541212.

The spelling of 2005407606 in words is "two billion, five million, four hundred seven thousand, six hundred six".