500161045229 has 2 divisors, whose sum is σ = 500161045230. Its totient is φ = 500161045228.

The previous prime is 500161045199. The next prime is 500161045247. The reversal of 500161045229 is 922540161005.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 428138588329 + 72022456900 = 654323^2 + 268370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500161045229 is a prime.

It is a super-2 number, since 2×500161045229² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500161045259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250080522614 + 250080522615.

It is an arithmetic number, because the mean of its divisors is an integer number (250080522615).

Almost surely, 2^500161045229 is an apocalyptic number.

It is an amenable number.

500161045229 is a deficient number, since it is larger than the sum of its proper divisors (1).

500161045229 is an equidigital number, since it uses as much as digits as its factorization.

500161045229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 500161045229 in words is "five hundred billion, one hundred sixty-one million, forty-five thousand, two hundred twenty-nine".