51322245088273 has 4 divisors (see below), whose sum is σ = 51377018029540. Its totient is φ = 51267472147008.

The previous prime is 51322245088271. The next prime is 51322245088319. The reversal of 51322245088273 is 37288054222315.

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 19304494241344 + 32017750846929 = 4393688^2 + 5658423^2 .

It is a cyclic number.

It is not a de Polignac number, because 51322245088273 - 2¹ = 51322245088271 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 51322245088273.

It is not an unprimeable number, because it can be changed into a prime (51322245088271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27386469228 + ... + 27386471101.

It is an arithmetic number, because the mean of its divisors is an integer number (12844254507385).

Almost surely, 2^{51322245088273} is an apocalyptic number.

It is an amenable number.

51322245088273 is a deficient number, since it is larger than the sum of its proper divisors (54772941267).

51322245088273 is an equidigital number, since it uses as much as digits as its factorization.

51322245088273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54772941266.

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 51322245088273 in words is "fifty-one trillion, three hundred twenty-two billion, two hundred forty-five million, eighty-eight thousand, two hundred seventy-three".