870255085210 has 64 divisors (see below), whose sum is σ = 1832640215040. Its totient is φ = 291373300800.

The previous prime is 870255085207. The next prime is 870255085213. The reversal of 870255085210 is 12580552078.

It is an interprime number because it is at equal distance from previous prime (870255085207) and next prime (870255085213).

It is not an unprimeable number, because it can be changed into a prime (870255085213) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 74104 + ... + 1321363.

It is an arithmetic number, because the mean of its divisors is an integer number (28635003360).

Almost surely, 2^870255085210 is an apocalyptic number.

870255085210 is an abundant number, since it is smaller than the sum of its proper divisors (962385129830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

870255085210 is a wasteful number, since it uses less digits than its factorization.

870255085210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395691.

The product of its (nonzero) digits is 224000, while the sum is 43.

The spelling of 870255085210 in words is "eight hundred seventy billion, two hundred fifty-five million, eighty-five thousand, two hundred ten".