85865552531333 has 8 divisors (see below), whose sum is σ = 86159128331808. Its totient is φ = 85571980264144.

The previous prime is 85865552531323. The next prime is 85865552531377. The reversal of 85865552531333 is 33313525556858.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85865552531333 is a prime.

It is a super-2 number, since 2×85865552531333² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85865552531323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53520866 + ... + 55101852.

It is an arithmetic number, because the mean of its divisors is an integer number (10769891041476).

Almost surely, 2^{85865552531333} is an apocalyptic number.

It is an amenable number.

85865552531333 is a deficient number, since it is larger than the sum of its proper divisors (293575800475).

85865552531333 is a wasteful number, since it uses less digits than its factorization.

85865552531333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766643.

The product of its digits is 194400000, while the sum is 62.

It can be divided in two parts, 858655525 and 31333, that added together give a palindrome (858686858).

The spelling of 85865552531333 in words is "eighty-five trillion, eight hundred sixty-five billion, five hundred fifty-two million, five hundred thirty-one thousand, three hundred thirty-three".