871061403867832 has 32 divisors (see below), whose sum is σ = 1677755925018000. Its totient is φ = 423665075337984.

The previous prime is 871061403867763. The next prime is 871061403867857. The reversal of 871061403867832 is 238768304160178.

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, 326887957 + ... + 329541892.

Almost surely, 2^{871061403867832} is an apocalyptic number.

It is an amenable number.

871061403867832 is a deficient number, since it is larger than the sum of its proper divisors (806694521150168).

871061403867832 is a wasteful number, since it uses less digits than its factorization.

871061403867832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656434375 (or 656434371 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 64.

The spelling of 871061403867832 in words is "eight hundred seventy-one trillion, sixty-one billion, four hundred three million, eight hundred sixty-seven thousand, eight hundred thirty-two".