85623512853 has 8 divisors (see below), whose sum is σ = 115295027616. Its totient is φ = 56517170000.

The previous prime is 85623512851. The next prime is 85623512857. The reversal of 85623512853 is 35821532658.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85623512853 - 2¹ = 85623512851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85623512851) 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 7 ways as a sum of consecutive naturals, for example, 141292623 + ... + 141293228.

It is an arithmetic number, because the mean of its divisors is an integer number (14411878452).

Almost surely, 2^85623512853 is an apocalyptic number.

It is an amenable number.

85623512853 is a deficient number, since it is larger than the sum of its proper divisors (29671514763).

85623512853 is a wasteful number, since it uses less digits than its factorization.

85623512853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282585955.

The product of its digits is 1728000, while the sum is 48.

The spelling of 85623512853 in words is "eighty-five billion, six hundred twenty-three million, five hundred twelve thousand, eight hundred fifty-three".