85959853443 has 12 divisors (see below), whose sum is σ = 124483426080. Its totient is φ = 57159248976.

The previous prime is 85959853423. The next prime is 85959853451. The reversal of 85959853443 is 34435895958.

85959853443 is a `hidden beast` number, since 8 + 5 + 9 + 5 + 98 + 534 + 4 + 3 = 666.

It is not a de Polignac number, because 85959853443 - 2⁵ = 85959853411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85959853403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12272971 + ... + 12279972.

It is an arithmetic number, because the mean of its divisors is an integer number (10373618840).

Almost surely, 2^85959853443 is an apocalyptic number.

85959853443 is a deficient number, since it is larger than the sum of its proper divisors (38523572637).

85959853443 is a wasteful number, since it uses less digits than its factorization.

85959853443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24553338 (or 24553335 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 63.

The spelling of 85959853443 in words is "eighty-five billion, nine hundred fifty-nine million, eight hundred fifty-three thousand, four hundred forty-three".