871085678606 has 32 divisors (see below), whose sum is σ = 1535569394688. Its totient is φ = 365369228640.

The previous prime is 871085678591. The next prime is 871085678647. The reversal of 871085678606 is 606876580178.

It is a super-2 number, since 2×871085678606² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360815 + ... + 1368341.

It is an arithmetic number, because the mean of its divisors is an integer number (47986543584).

Almost surely, 2^871085678606 is an apocalyptic number.

871085678606 is a deficient number, since it is larger than the sum of its proper divisors (664483716082).

871085678606 is a wasteful number, since it uses less digits than its factorization.

871085678606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010576.

The product of its (nonzero) digits is 27095040, while the sum is 62.

The spelling of 871085678606 in words is "eight hundred seventy-one billion, eighty-five million, six hundred seventy-eight thousand, six hundred six".