505363040219 has 2 divisors, whose sum is σ = 505363040220. Its totient is φ = 505363040218.

The previous prime is 505363040213. The next prime is 505363040243. The reversal of 505363040219 is 912040363505.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505363040219 is a prime.

It is a super-2 number, since 2×505363040219² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (505363040213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252681520109 + 252681520110.

It is an arithmetic number, because the mean of its divisors is an integer number (252681520110).

Almost surely, 2^505363040219 is an apocalyptic number.

505363040219 is a deficient number, since it is larger than the sum of its proper divisors (1).

505363040219 is an equidigital number, since it uses as much as digits as its factorization.

505363040219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 505363040219 in words is "five hundred five billion, three hundred sixty-three million, forty thousand, two hundred nineteen".