506395799593 has 2 divisors, whose sum is σ = 506395799594. Its totient is φ = 506395799592.

The previous prime is 506395799579. The next prime is 506395799641. The reversal of 506395799593 is 395997593605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 498170579344 + 8225220249 = 705812^2 + 90693^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506395799593 is a prime.

It is not a weakly prime, because it can be changed into another prime (506395749593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253197899796 + 253197899797.

It is an arithmetic number, because the mean of its divisors is an integer number (253197899797).

Almost surely, 2^506395799593 is an apocalyptic number.

It is an amenable number.

506395799593 is a deficient number, since it is larger than the sum of its proper divisors (1).

506395799593 is an equidigital number, since it uses as much as digits as its factorization.

506395799593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 310007250, while the sum is 70.

The spelling of 506395799593 in words is "five hundred six billion, three hundred ninety-five million, seven hundred ninety-nine thousand, five hundred ninety-three".