3804728158687 has 2 divisors, whose sum is σ = 3804728158688. Its totient is φ = 3804728158686.

The previous prime is 3804728158639. The next prime is 3804728158691. The reversal of 3804728158687 is 7868518274083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3804728158687 - 2³¹ = 3802580675039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3804728158487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1902364079343 + 1902364079344.

It is an arithmetic number, because the mean of its divisors is an integer number (1902364079344).

Almost surely, 2^{3804728158687} is an apocalyptic number.

3804728158687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3804728158687 is an equidigital number, since it uses as much as digits as its factorization.

3804728158687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144506880, while the sum is 67.

The spelling of 3804728158687 in words is "three trillion, eight hundred four billion, seven hundred twenty-eight million, one hundred fifty-eight thousand, six hundred eighty-seven".