505000500553 has 2 divisors, whose sum is σ = 505000500554. Its totient is φ = 505000500552.

The previous prime is 505000500551. The next prime is 505000500671. The reversal of 505000500553 is 355005000505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348320694969 + 156679805584 = 590187^2 + 395828^2 .

It is a cyclic number.

It is not a de Polignac number, because 505000500553 - 2¹ = 505000500551 is a prime.

Together with 505000500551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (505000500551) 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, 252500250276 + 252500250277.

It is an arithmetic number, because the mean of its divisors is an integer number (252500250277).

Almost surely, 2^505000500553 is an apocalyptic number.

It is an amenable number.

505000500553 is a deficient number, since it is larger than the sum of its proper divisors (1).

505000500553 is an equidigital number, since it uses as much as digits as its factorization.

505000500553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9375, while the sum is 28.

The spelling of 505000500553 in words is "five hundred five billion, five hundred thousand, five hundred fifty-three".