3915831491716 has 9 divisors (see below), whose sum is σ = 6852712036471. Its totient is φ = 1957913767012.

The previous prime is 3915831491687. The next prime is 3915831491797. The reversal of 3915831491716 is 6171941385193.

The square root of 3915831491716 is 1978846.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3462981 + ... + 4452403.

Almost surely, 2^{3915831491716} is an apocalyptic number.

3915831491716 is the 1978846-th square number.

It is an amenable number.

3915831491716 is a deficient number, since it is larger than the sum of its proper divisors (2936880544755).

3915831491716 is an frugal number, since it uses more digits than its factorization.

3915831491716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978850 (or 989425 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 58.

The spelling of 3915831491716 in words is "three trillion, nine hundred fifteen billion, eight hundred thirty-one million, four hundred ninety-one thousand, seven hundred sixteen".