51110052043273 has 2 divisors, whose sum is σ = 51110052043274. Its totient is φ = 51110052043272.

The previous prime is 51110052043207. The next prime is 51110052043403. The reversal of 51110052043273 is 37234025001115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28984581015289 + 22125471027984 = 5383733^2 + 4703772^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51110052043273 is a prime.

It is a super-2 number, since 2×51110052043273² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51110055043273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25555026021636 + 25555026021637.

It is an arithmetic number, because the mean of its divisors is an integer number (25555026021637).

Almost surely, 2^{51110052043273} is an apocalyptic number.

It is an amenable number.

51110052043273 is a deficient number, since it is larger than the sum of its proper divisors (1).

51110052043273 is an equidigital number, since it uses as much as digits as its factorization.

51110052043273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

Adding to 51110052043273 its reverse (37234025001115), we get a palindrome (88344077044388).

The spelling of 51110052043273 in words is "fifty-one trillion, one hundred ten billion, fifty-two million, forty-three thousand, two hundred seventy-three".