85203839192 has 8 divisors (see below), whose sum is σ = 159757198500. Its totient is φ = 42601919592.

The previous prime is 85203839173. The next prime is 85203839207. The reversal of 85203839192 is 29193830258.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 85203839192.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5325239942 + ... + 5325239957.

Almost surely, 2^85203839192 is an apocalyptic number.

It is an amenable number.

85203839192 is a deficient number, since it is larger than the sum of its proper divisors (74553359308).

85203839192 is a wasteful number, since it uses less digits than its factorization.

85203839192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10650479905 (or 10650479901 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 85203839192 in words is "eighty-five billion, two hundred three million, eight hundred thirty-nine thousand, one hundred ninety-two".