871741382041751 has 4 divisors (see below), whose sum is σ = 938798411429592. Its totient is φ = 804684352653912.

The previous prime is 871741382041741. The next prime is 871741382041771. The reversal of 871741382041751 is 157140283147178.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-871741382041751 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 (871741382041741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33528514693901 + ... + 33528514693926.

It is an arithmetic number, because the mean of its divisors is an integer number (234699602857398).

Almost surely, 2^{871741382041751} is an apocalyptic number.

871741382041751 is a deficient number, since it is larger than the sum of its proper divisors (67057029387841).

871741382041751 is a wasteful number, since it uses less digits than its factorization.

871741382041751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67057029387840.

The product of its (nonzero) digits is 10536960, while the sum is 59.

The spelling of 871741382041751 in words is "eight hundred seventy-one trillion, seven hundred forty-one billion, three hundred eighty-two million, forty-one thousand, seven hundred fifty-one".