871034855427406 has 16 divisors (see below), whose sum is σ = 1310801881783680. Its totient is φ = 434100998393080.

The previous prime is 871034855427367. The next prime is 871034855427493. The reversal of 871034855427406 is 604724558430178.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9045676 + ... + 42707071.

It is an arithmetic number, because the mean of its divisors is an integer number (81925117611480).

Almost surely, 2^{871034855427406} is an apocalyptic number.

871034855427406 is a deficient number, since it is larger than the sum of its proper divisors (439767026356274).

871034855427406 is a wasteful number, since it uses less digits than its factorization.

871034855427406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51780119.

The product of its (nonzero) digits is 180633600, while the sum is 64.

The spelling of 871034855427406 in words is "eight hundred seventy-one trillion, thirty-four billion, eight hundred fifty-five million, four hundred twenty-seven thousand, four hundred six".