870668703557885 has 8 divisors (see below), whose sum is σ = 1048494325699680. Its totient is φ = 694073708559504.

The previous prime is 870668703557839. The next prime is 870668703557903. The reversal of 870668703557885 is 588755307866078.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 870668703557885 - 2²⁸ = 870668435122429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307656784295 + ... + 307656787124.

It is an arithmetic number, because the mean of its divisors is an integer number (131061790712460).

Almost surely, 2^{870668703557885} is an apocalyptic number.

It is an amenable number.

870668703557885 is a deficient number, since it is larger than the sum of its proper divisors (177825622141795).

870668703557885 is a wasteful number, since it uses less digits than its factorization.

870668703557885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615313571707.

The product of its (nonzero) digits is 18966528000, while the sum is 83.

The spelling of 870668703557885 in words is "eight hundred seventy trillion, six hundred sixty-eight billion, seven hundred three million, five hundred fifty-seven thousand, eight hundred eighty-five".