4049333613 has 90 divisors (see below), whose sum is σ = 6823840254. Its totient is φ = 2378802816.

The previous prime is 4049333567. The next prime is 4049333663. The reversal of 4049333613 is 3163339404.

4049333613 is a `hidden beast` number, since 4 + 0 + 4 + 9 + 3 + 33 + 613 = 666.

It can be written as a sum of positive squares in 9 ways, for example, as 37124649 + 4012208964 = 6093^2 + 63342^2 .

It is not a de Polignac number, because 4049333613 - 2¹⁴ = 4049317229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4049333663) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 76402495 + ... + 76402547.

Almost surely, 2^4049333613 is an apocalyptic number.

It is an amenable number.

4049333613 is a deficient number, since it is larger than the sum of its proper divisors (2774506641).

4049333613 is an equidigital number, since it uses as much as digits as its factorization.

4049333613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The square root of 4049333613 is about 63634.3744606639. The cubic root of 4049333613 is about 1593.9004240580.

The spelling of 4049333613 in words is "four billion, forty-nine million, three hundred thirty-three thousand, six hundred thirteen".