3943372216871 has 8 divisors (see below), whose sum is σ = 4098744423984. Its totient is φ = 3790568145600.

The previous prime is 3943372216859. The next prime is 3943372216897. The reversal of 3943372216871 is 1786122733493.

3943372216871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3943372216871 - 2¹⁰ = 3943372215847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943372216271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642030830 + ... + 642036971.

It is an arithmetic number, because the mean of its divisors is an integer number (512343052998).

Almost surely, 2^{3943372216871} is an apocalyptic number.

3943372216871 is a deficient number, since it is larger than the sum of its proper divisors (155372207113).

3943372216871 is a wasteful number, since it uses less digits than its factorization.

3943372216871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284067921.

The product of its digits is 9144576, while the sum is 56.

The spelling of 3943372216871 in words is "three trillion, nine hundred forty-three billion, three hundred seventy-two million, two hundred sixteen thousand, eight hundred seventy-one".