3871226804216 has 8 divisors (see below), whose sum is σ = 7258550257920. Its totient is φ = 1935613402104.

The previous prime is 3871226804201. The next prime is 3871226804219. The reversal of 3871226804216 is 6124086221783.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3871226804219) 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 as a sum of consecutive naturals, namely, 241951675256 + ... + 241951675271.

It is an arithmetic number, because the mean of its divisors is an integer number (907318782240).

Almost surely, 2^{3871226804216} is an apocalyptic number.

It is an amenable number.

3871226804216 is a deficient number, since it is larger than the sum of its proper divisors (3387323453704).

3871226804216 is a wasteful number, since it uses less digits than its factorization.

3871226804216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483903350533 (or 483903350529 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 3871226804216 in words is "three trillion, eight hundred seventy-one billion, two hundred twenty-six million, eight hundred four thousand, two hundred sixteen".