2040306613 has 16 divisors (see below), whose sum is σ = 2148030720. Its totient is φ = 1935956736.

The previous prime is 2040306607. The next prime is 2040306661. The reversal of 2040306613 is 3166030402.

It is a cyclic number.

It is not a de Polignac number, because 2040306613 - 2¹⁷ = 2040175541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040306683) 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, 273193 + ... + 280561.

It is an arithmetic number, because the mean of its divisors is an integer number (134251920).

Almost surely, 2^2040306613 is an apocalyptic number.

It is an amenable number.

2040306613 is a deficient number, since it is larger than the sum of its proper divisors (107724107).

2040306613 is a wasteful number, since it uses less digits than its factorization.

2040306613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7596.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2040306613 is about 45169.7532979758. The cubic root of 2040306613 is about 1268.3286781847.

The spelling of 2040306613 in words is "two billion, forty million, three hundred six thousand, six hundred thirteen".