51595581053 has 2 divisors, whose sum is σ = 51595581054. Its totient is φ = 51595581052.

The previous prime is 51595581029. The next prime is 51595581061. The reversal of 51595581053 is 35018559515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45170276089 + 6425304964 = 212533^2 + 80158^2 .

It is a cyclic number.

It is not a de Polignac number, because 51595581053 - 2¹⁸ = 51595318909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51595580989 and 51595581007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51595581083) 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 as a sum of consecutive naturals, namely, 25797790526 + 25797790527.

It is an arithmetic number, because the mean of its divisors is an integer number (25797790527).

Almost surely, 2^51595581053 is an apocalyptic number.

It is an amenable number.

51595581053 is a deficient number, since it is larger than the sum of its proper divisors (1).

51595581053 is an equidigital number, since it uses as much as digits as its factorization.

51595581053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675000, while the sum is 47.

The spelling of 51595581053 in words is "fifty-one billion, five hundred ninety-five million, five hundred eighty-one thousand, fifty-three".