3681040003747 has 2 divisors, whose sum is σ = 3681040003748. Its totient is φ = 3681040003746.

The previous prime is 3681040003733. The next prime is 3681040003819. The reversal of 3681040003747 is 7473000401863.

3681040003747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3681040003747 - 2¹⁹ = 3681039479459 is a prime.

It is a super-3 number, since 3×3681040003747³ (a number of 39 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (3681040003727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1840520001873 + 1840520001874.

It is an arithmetic number, because the mean of its divisors is an integer number (1840520001874).

Almost surely, 2^{3681040003747} is an apocalyptic number.

3681040003747 is a deficient number, since it is larger than the sum of its proper divisors (1).

3681040003747 is an equidigital number, since it uses as much as digits as its factorization.

3681040003747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 3681040003747 in words is "three trillion, six hundred eighty-one billion, forty million, three thousand, seven hundred forty-seven".