870085563323 has 16 divisors (see below), whose sum is σ = 959419192320. Its totient is φ = 785384810496.

The previous prime is 870085563313. The next prime is 870085563331. The reversal of 870085563323 is 323365580078.

It is a cyclic number.

It is not a de Polignac number, because 870085563323 - 2³⁰ = 869011821499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (870085563313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3761315 + ... + 3985932.

It is an arithmetic number, because the mean of its divisors is an integer number (59963699520).

Almost surely, 2^870085563323 is an apocalyptic number.

870085563323 is a deficient number, since it is larger than the sum of its proper divisors (89333628997).

870085563323 is a wasteful number, since it uses less digits than its factorization.

870085563323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7747546.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 870085563323 in words is "eight hundred seventy billion, eighty-five million, five hundred sixty-three thousand, three hundred twenty-three".