85035839842 has 32 divisors (see below), whose sum is σ = 142285636800. Its totient is φ = 37878594048.

The previous prime is 85035839809. The next prime is 85035839843. The reversal of 85035839842 is 24893853058.

It is not an unprimeable number, because it can be changed into a prime (85035839843) 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, 715509 + ... + 825847.

It is an arithmetic number, because the mean of its divisors is an integer number (4446426150).

Almost surely, 2^85035839842 is an apocalyptic number.

85035839842 is a deficient number, since it is larger than the sum of its proper divisors (57249796958).

85035839842 is a wasteful number, since it uses less digits than its factorization.

85035839842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111570.

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 85035839842 in words is "eighty-five billion, thirty-five million, eight hundred thirty-nine thousand, eight hundred forty-two".