550756673 has 2 divisors, whose sum is σ = 550756674. Its totient is φ = 550756672.

The previous prime is 550756663. The next prime is 550756691. The reversal of 550756673 is 376657055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309513649 + 241243024 = 17593^2 + 15532^2 .

It is a cyclic number.

It is not a de Polignac number, because 550756673 - 2²⁸ = 282321217 is a prime.

It is not a weakly prime, because it can be changed into another prime (550756663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275378336 + 275378337.

It is an arithmetic number, because the mean of its divisors is an integer number (275378337).

Almost surely, 2^550756673 is an apocalyptic number.

It is an amenable number.

550756673 is a deficient number, since it is larger than the sum of its proper divisors (1).

550756673 is an equidigital number, since it uses as much as digits as its factorization.

550756673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 661500, while the sum is 44.

The square root of 550756673 is about 23468.2055769077. The cubic root of 550756673 is about 819.6968307185.

The spelling of 550756673 in words is "five hundred fifty million, seven hundred fifty-six thousand, six hundred seventy-three".