871063430875121 has 32 divisors (see below), whose sum is σ = 992691510497280. Its totient is φ = 756586970339200.

The previous prime is 871063430875109. The next prime is 871063430875219. The reversal of 871063430875121 is 121578034360178.

It is not a de Polignac number, because 871063430875121 - 2¹⁰ = 871063430874097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (871063430872121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8406354650 + ... + 8406458268.

It is an arithmetic number, because the mean of its divisors is an integer number (31021609703040).

Almost surely, 2^{871063430875121} is an apocalyptic number.

It is an amenable number.

871063430875121 is a deficient number, since it is larger than the sum of its proper divisors (121628079622159).

871063430875121 is a wasteful number, since it uses less digits than its factorization.

871063430875121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141037.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 871063430875121 in words is "eight hundred seventy-one trillion, sixty-three billion, four hundred thirty million, eight hundred seventy-five thousand, one hundred twenty-one".