871034368205386 has 32 divisors (see below), whose sum is σ = 1628948856734208. Its totient is φ = 339363733968240.

The previous prime is 871034368205371. The next prime is 871034368205411. The reversal of 871034368205386 is 683502863430178.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 250222041 + ... + 253679203.

It is an arithmetic number, because the mean of its divisors is an integer number (50904651772944).

Almost surely, 2^{871034368205386} is an apocalyptic number.

871034368205386 is a deficient number, since it is larger than the sum of its proper divisors (757914488528822).

871034368205386 is a wasteful number, since it uses less digits than its factorization.

871034368205386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093226.

The product of its (nonzero) digits is 139345920, while the sum is 64.

The spelling of 871034368205386 in words is "eight hundred seventy-one trillion, thirty-four billion, three hundred sixty-eight million, two hundred five thousand, three hundred eighty-six".