85363273753 has 4 divisors (see below), whose sum is σ = 85374201780. Its totient is φ = 85352345728.

The previous prime is 85363273741. The next prime is 85363273769. The reversal of 85363273753 is 35737236358.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3699923929 + 81663349824 = 60827^2 + 285768^2 .

It is a cyclic number.

It is not a de Polignac number, because 85363273753 - 2³³ = 76773339161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85363273753.

It is not an unprimeable number, because it can be changed into a prime (85363273733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5452288 + ... + 5467921.

It is an arithmetic number, because the mean of its divisors is an integer number (21343550445).

Almost surely, 2^85363273753 is an apocalyptic number.

It is an amenable number.

85363273753 is a deficient number, since it is larger than the sum of its proper divisors (10928027).

85363273753 is a wasteful number, since it uses less digits than its factorization.

85363273753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10928026.

The product of its digits is 9525600, while the sum is 52.

The spelling of 85363273753 in words is "eighty-five billion, three hundred sixty-three million, two hundred seventy-three thousand, seven hundred fifty-three".