3960683613 has 36 divisors (see below), whose sum is σ = 6273802548. Its totient is φ = 2399362560.

The previous prime is 3960683591. The next prime is 3960683633. The reversal of 3960683613 is 3163860693.

3960683613 is a `hidden beast` number, since 3 + 9 + 606 + 8 + 36 + 1 + 3 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 1505529 + 3959178084 = 1227^2 + 62922^2 .

It is not a de Polignac number, because 3960683613 - 2⁶ = 3960683549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960683633) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 113283 + ... + 144063.

It is an arithmetic number, because the mean of its divisors is an integer number (174272293).

Almost surely, 2^3960683613 is an apocalyptic number.

It is an amenable number.

3960683613 is a deficient number, since it is larger than the sum of its proper divisors (2313118935).

3960683613 is a wasteful number, since it uses less digits than its factorization.

3960683613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30862 (or 30830 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 3960683613 is about 62933.9623176548. The cubic root of 3960683613 is about 1582.1830120613.

The spelling of 3960683613 in words is "three billion, nine hundred sixty million, six hundred eighty-three thousand, six hundred thirteen".