550498523 has 2 divisors, whose sum is σ = 550498524. Its totient is φ = 550498522.

The previous prime is 550498517. The next prime is 550498591. The reversal of 550498523 is 325894055.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550498523 is a prime.

It is not a weakly prime, because it can be changed into another prime (550498423) 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, 275249261 + 275249262.

It is an arithmetic number, because the mean of its divisors is an integer number (275249262).

Almost surely, 2^550498523 is an apocalyptic number.

550498523 is a deficient number, since it is larger than the sum of its proper divisors (1).

550498523 is an equidigital number, since it uses as much as digits as its factorization.

550498523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 41.

The square root of 550498523 is about 23462.7049378370. The cubic root of 550498523 is about 819.5687416022.

The spelling of 550498523 in words is "five hundred fifty million, four hundred ninety-eight thousand, five hundred twenty-three".