85807843640202 has 16 divisors (see below), whose sum is σ = 171616976116992. Its totient is φ = 28602399740640.

The previous prime is 85807843640177. The next prime is 85807843640243. The reversal of 85807843640202 is 20204634870858.

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 in 7 ways as a sum of consecutive naturals, for example, 52834938 + ... + 54434789.

It is an arithmetic number, because the mean of its divisors is an integer number (10726061007312).

Almost surely, 2^{85807843640202} is an apocalyptic number.

85807843640202 is an abundant number, since it is smaller than the sum of its proper divisors (85809132476790).

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

85807843640202 is a wasteful number, since it uses less digits than its factorization.

85807843640202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107403053.

The product of its (nonzero) digits is 20643840, while the sum is 57.

The spelling of 85807843640202 in words is "eighty-five trillion, eight hundred seven billion, eight hundred forty-three million, six hundred forty thousand, two hundred two".