2005005144229 has 2 divisors, whose sum is σ = 2005005144230. Its totient is φ = 2005005144228.

The previous prime is 2005005144217. The next prime is 2005005144281. The reversal of 2005005144229 is 9224415005002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1765882188225 + 239122956004 = 1328865^2 + 489002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2005005144229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2005005144194 and 2005005144203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2005005144529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002502572114 + 1002502572115.

It is an arithmetic number, because the mean of its divisors is an integer number (1002502572115).

Almost surely, 2^{2005005144229} is an apocalyptic number.

It is an amenable number.

2005005144229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005005144229 is an equidigital number, since it uses as much as digits as its factorization.

2005005144229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 2005005144229 in words is "two trillion, five billion, five million, one hundred forty-four thousand, two hundred twenty-nine".