5645422429 has 2 divisors, whose sum is σ = 5645422430. Its totient is φ = 5645422428.

The previous prime is 5645422423. The next prime is 5645422459. The reversal of 5645422429 is 9242245465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5498964025 + 146458404 = 74155^2 + 12102^2 .

It is a cyclic number.

It is not a de Polignac number, because 5645422429 - 2⁹ = 5645421917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5645422423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822711214 + 2822711215.

It is an arithmetic number, because the mean of its divisors is an integer number (2822711215).

Almost surely, 2^5645422429 is an apocalyptic number.

It is an amenable number.

5645422429 is a deficient number, since it is larger than the sum of its proper divisors (1).

5645422429 is an equidigital number, since it uses as much as digits as its factorization.

5645422429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 43.

The square root of 5645422429 is about 75136.0261725359. The cubic root of 5645422429 is about 1780.5963609010.

The spelling of 5645422429 in words is "five billion, six hundred forty-five million, four hundred twenty-two thousand, four hundred twenty-nine".