505534236293 has 2 divisors, whose sum is σ = 505534236294. Its totient is φ = 505534236292.

The previous prime is 505534236241. The next prime is 505534236299. The reversal of 505534236293 is 392632435505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252824935489 + 252709300804 = 502817^2 + 502702^2 .

It is a cyclic number.

It is not a de Polignac number, because 505534236293 - 2¹⁴ = 505534219909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505534236299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252767118146 + 252767118147.

It is an arithmetic number, because the mean of its divisors is an integer number (252767118147).

Almost surely, 2^505534236293 is an apocalyptic number.

It is an amenable number.

505534236293 is a deficient number, since it is larger than the sum of its proper divisors (1).

505534236293 is an equidigital number, since it uses as much as digits as its factorization.

505534236293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916000, while the sum is 47.

The spelling of 505534236293 in words is "five hundred five billion, five hundred thirty-four million, two hundred thirty-six thousand, two hundred ninety-three".