8291721712014 has 48 divisors (see below), whose sum is σ = 19354379898672. Its totient is φ = 2550372056064.

The previous prime is 8291721711997. The next prime is 8291721712033. The reversal of 8291721712014 is 4102171271928.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5791452 + ... + 7079855.

It is an arithmetic number, because the mean of its divisors is an integer number (403216247889).

Almost surely, 2^{8291721712014} is an apocalyptic number.

8291721712014 is an abundant number, since it is smaller than the sum of its proper divisors (11062658186658).

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

8291721712014 is a wasteful number, since it uses less digits than its factorization.

8291721712014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12874081 (or 12874078 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 45.

The spelling of 8291721712014 in words is "eight trillion, two hundred ninety-one billion, seven hundred twenty-one million, seven hundred twelve thousand, fourteen".