3918971316 has 24 divisors (see below), whose sum is σ = 9847671904. Its totient is φ = 1205837280.

The previous prime is 3918971297. The next prime is 3918971323. The reversal of 3918971316 is 6131798193.

3918971316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12560650 + ... + 12560961.

Almost surely, 2^3918971316 is an apocalyptic number.

It is an amenable number.

3918971316 is an abundant number, since it is smaller than the sum of its proper divisors (5928700588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3918971316 is a wasteful number, since it uses less digits than its factorization.

3918971316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25121631 (or 25121629 counting only the distinct ones).

The product of its digits is 244944, while the sum is 48.

The square root of 3918971316 is about 62601.6878047230. The cubic root of 3918971316 is about 1576.6090975578.

The spelling of 3918971316 in words is "three billion, nine hundred eighteen million, nine hundred seventy-one thousand, three hundred sixteen".