85836445816441 has 4 divisors (see below), whose sum is σ = 86007094814592. Its totient is φ = 85665796818292.

The previous prime is 85836445816417. The next prime is 85836445816483. The reversal of 85836445816441 is 14461854463858.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85836445816441 - 2¹¹ = 85836445814393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85836445816141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85324498321 + ... + 85324499326.

It is an arithmetic number, because the mean of its divisors is an integer number (21501773703648).

Almost surely, 2^{85836445816441} is an apocalyptic number.

It is an amenable number.

85836445816441 is a deficient number, since it is larger than the sum of its proper divisors (170648998151).

85836445816441 is a wasteful number, since it uses less digits than its factorization.

85836445816441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170648998150.

The product of its digits is 353894400, while the sum is 67.

The spelling of 85836445816441 in words is "eighty-five trillion, eight hundred thirty-six billion, four hundred forty-five million, eight hundred sixteen thousand, four hundred forty-one".