505124155344223 has 2 divisors, whose sum is σ = 505124155344224. Its totient is φ = 505124155344222.

The previous prime is 505124155344217. The next prime is 505124155344329. The reversal of 505124155344223 is 322443551421505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505124155344223 - 2⁵ = 505124155344191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505124155344203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252562077672111 + 252562077672112.

It is an arithmetic number, because the mean of its divisors is an integer number (252562077672112).

Almost surely, 2^{505124155344223} is an apocalyptic number.

505124155344223 is a deficient number, since it is larger than the sum of its proper divisors (1).

505124155344223 is an equidigital number, since it uses as much as digits as its factorization.

505124155344223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880000, while the sum is 46.

The spelling of 505124155344223 in words is "five hundred five trillion, one hundred twenty-four billion, one hundred fifty-five million, three hundred forty-four thousand, two hundred twenty-three".