871767402063263 has 4 divisors (see below), whose sum is σ = 886058670949608. Its totient is φ = 857476133176920.

The previous prime is 871767402063161. The next prime is 871767402063317. The reversal of 871767402063263 is 362360204767178.

It is a happy number.

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-871767402063263 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 871767402063196 and 871767402063205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871767401063263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7145634443081 + ... + 7145634443202.

It is an arithmetic number, because the mean of its divisors is an integer number (221514667737402).

Almost surely, 2^{871767402063263} is an apocalyptic number.

871767402063263 is a deficient number, since it is larger than the sum of its proper divisors (14291268886345).

871767402063263 is a wasteful number, since it uses less digits than its factorization.

871767402063263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14291268886344.

The product of its (nonzero) digits is 85349376, while the sum is 62.

The spelling of 871767402063263 in words is "eight hundred seventy-one trillion, seven hundred sixty-seven billion, four hundred two million, sixty-three thousand, two hundred sixty-three".