550524823 has 2 divisors, whose sum is σ = 550524824. Its totient is φ = 550524822.

The previous prime is 550524809. The next prime is 550524853. The reversal of 550524823 is 328425055.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550524823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550524853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275262411 + 275262412.

It is an arithmetic number, because the mean of its divisors is an integer number (275262412).

Almost surely, 2^550524823 is an apocalyptic number.

550524823 is a deficient number, since it is larger than the sum of its proper divisors (1).

550524823 is an equidigital number, since it uses as much as digits as its factorization.

550524823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 550524823 is about 23463.2653950809. The cubic root of 550524823 is about 819.5817929934.

Adding to 550524823 its reverse (328425055), we get a palindrome (878949878).

The spelling of 550524823 in words is "five hundred fifty million, five hundred twenty-four thousand, eight hundred twenty-three".