19316871716 has 12 divisors (see below), whose sum is σ = 34062576240. Its totient is φ = 9584707080.

The previous prime is 19316871703. The next prime is 19316871731. The reversal of 19316871716 is 61717861391.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18431606 + ... + 18432653.

It is an arithmetic number, because the mean of its divisors is an integer number (2838548020).

Almost surely, 2^19316871716 is an apocalyptic number.

It is an amenable number.

19316871716 is a deficient number, since it is larger than the sum of its proper divisors (14745704524).

19316871716 is a wasteful number, since it uses less digits than its factorization.

19316871716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36864394 (or 36864392 counting only the distinct ones).

The product of its digits is 381024, while the sum is 50.

The spelling of 19316871716 in words is "nineteen billion, three hundred sixteen million, eight hundred seventy-one thousand, seven hundred sixteen".