870836608168 has 8 divisors (see below), whose sum is σ = 1632818640330. Its totient is φ = 435418304080.

The previous prime is 870836608151. The next prime is 870836608171. The reversal of 870836608168 is 861806638078.

It can be written as a sum of positive squares in only one way, i.e., 571297128964 + 299539479204 = 755842^2 + 547302^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54427288003 + ... + 54427288018.

Almost surely, 2^870836608168 is an apocalyptic number.

It is an amenable number.

870836608168 is a deficient number, since it is larger than the sum of its proper divisors (761982032162).

870836608168 is a wasteful number, since it uses less digits than its factorization.

870836608168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108854576027 (or 108854576023 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 61.

The spelling of 870836608168 in words is "eight hundred seventy billion, eight hundred thirty-six million, six hundred eight thousand, one hundred sixty-eight".