85805364246243 has 4 divisors (see below), whose sum is σ = 114407152328328. Its totient is φ = 57203576164160.

The previous prime is 85805364246221. The next prime is 85805364246263. The reversal of 85805364246243 is 34264246350858.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85805364246243 - 2⁵ = 85805364246211 is a prime.

It is a super-3 number, since 3×85805364246243³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (85805364246263) 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, 14300894041038 + ... + 14300894041043.

It is an arithmetic number, because the mean of its divisors is an integer number (28601788082082).

Almost surely, 2^{85805364246243} is an apocalyptic number.

85805364246243 is a deficient number, since it is larger than the sum of its proper divisors (28601788082085).

85805364246243 is a wasteful number, since it uses less digits than its factorization.

85805364246243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28601788082084.

The product of its (nonzero) digits is 132710400, while the sum is 60.

The spelling of 85805364246243 in words is "eighty-five trillion, eight hundred five billion, three hundred sixty-four million, two hundred forty-six thousand, two hundred forty-three".