51322445071 has 2 divisors, whose sum is σ = 51322445072. Its totient is φ = 51322445070.

The previous prime is 51322445051. The next prime is 51322445077. The reversal of 51322445071 is 17054422315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51322445071 - 2²⁹ = 50785574159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51322445077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25661222535 + 25661222536.

It is an arithmetic number, because the mean of its divisors is an integer number (25661222536).

Almost surely, 2^51322445071 is an apocalyptic number.

51322445071 is a deficient number, since it is larger than the sum of its proper divisors (1).

51322445071 is an equidigital number, since it uses as much as digits as its factorization.

51322445071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

Adding to 51322445071 its reverse (17054422315), we get a palindrome (68376867386).

It can be divided in two parts, 5132244 and 5071, that added together give a palindrome (5137315).

The spelling of 51322445071 in words is "fifty-one billion, three hundred twenty-two million, four hundred forty-five thousand, seventy-one".