505000558319 has 2 divisors, whose sum is σ = 505000558320. Its totient is φ = 505000558318.

The previous prime is 505000558243. The next prime is 505000558339. The reversal of 505000558319 is 913855000505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505000558319 - 2²⁰ = 504999509743 is a prime.

It is a super-2 number, since 2×505000558319² (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 (505000558339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252500279159 + 252500279160.

It is an arithmetic number, because the mean of its divisors is an integer number (252500279160).

Almost surely, 2^505000558319 is an apocalyptic number.

505000558319 is a deficient number, since it is larger than the sum of its proper divisors (1).

505000558319 is an equidigital number, since it uses as much as digits as its factorization.

505000558319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 505000558319 in words is "five hundred five billion, five hundred fifty-eight thousand, three hundred nineteen".