3804278865841 has 4 divisors (see below), whose sum is σ = 3805613235184. Its totient is φ = 3802944496500.

The previous prime is 3804278865817. The next prime is 3804278865917. The reversal of 3804278865841 is 1485688724083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3804278865841 - 2⁹ = 3804278865329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3804278860841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667180395 + ... + 667186096.

It is an arithmetic number, because the mean of its divisors is an integer number (951403308796).

Almost surely, 2^{3804278865841} is an apocalyptic number.

It is an amenable number.

3804278865841 is a deficient number, since it is larger than the sum of its proper divisors (1334369343).

3804278865841 is a wasteful number, since it uses less digits than its factorization.

3804278865841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334369342.

The product of its (nonzero) digits is 82575360, while the sum is 64.

The spelling of 3804278865841 in words is "three trillion, eight hundred four billion, two hundred seventy-eight million, eight hundred sixty-five thousand, eight hundred forty-one".