505045304142523 has 2 divisors, whose sum is σ = 505045304142524. Its totient is φ = 505045304142522.

The previous prime is 505045304142499. The next prime is 505045304142553. The reversal of 505045304142523 is 325241403540505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505045304142523 - 2²⁵ = 505045270588091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505045304142523.

It is not a weakly prime, because it can be changed into another prime (505045304142553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252522652071261 + 252522652071262.

It is an arithmetic number, because the mean of its divisors is an integer number (252522652071262).

Almost surely, 2^{505045304142523} is an apocalyptic number.

505045304142523 is a deficient number, since it is larger than the sum of its proper divisors (1).

505045304142523 is an equidigital number, since it uses as much as digits as its factorization.

505045304142523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 505045304142523 in words is "five hundred five trillion, forty-five billion, three hundred four million, one hundred forty-two thousand, five hundred twenty-three".