51347582029 has 2 divisors, whose sum is σ = 51347582030. Its totient is φ = 51347582028.

The previous prime is 51347581993. The next prime is 51347582063. The reversal of 51347582029 is 92028574315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41522212900 + 9825369129 = 203770^2 + 99123^2 .

It is a cyclic number.

It is not a de Polignac number, because 51347582029 - 2¹⁵ = 51347549261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51347582029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51347582089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25673791014 + 25673791015.

It is an arithmetic number, because the mean of its divisors is an integer number (25673791015).

Almost surely, 2^51347582029 is an apocalyptic number.

It is an amenable number.

51347582029 is a deficient number, since it is larger than the sum of its proper divisors (1).

51347582029 is an equidigital number, since it uses as much as digits as its factorization.

51347582029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 51347582029 in words is "fifty-one billion, three hundred forty-seven million, five hundred eighty-two thousand, twenty-nine".