550498517 has 2 divisors, whose sum is σ = 550498518. Its totient is φ = 550498516.

The previous prime is 550498493. The next prime is 550498523. The reversal of 550498517 is 715894055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 548215396 + 2283121 = 23414^2 + 1511^2 .

It is a cyclic number.

It is not a de Polignac number, because 550498517 - 2²⁴ = 533721301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550492517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275249258 + 275249259.

It is an arithmetic number, because the mean of its divisors is an integer number (275249259).

Almost surely, 2^550498517 is an apocalyptic number.

It is an amenable number.

550498517 is a deficient number, since it is larger than the sum of its proper divisors (1).

550498517 is an equidigital number, since it uses as much as digits as its factorization.

550498517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 44.

The square root of 550498517 is about 23462.7048099745. The cubic root of 550498517 is about 819.5687386247.

The spelling of 550498517 in words is "five hundred fifty million, four hundred ninety-eight thousand, five hundred seventeen".