550568677 has 2 divisors, whose sum is σ = 550568678. Its totient is φ = 550568676.

The previous prime is 550568653. The next prime is 550568693. The reversal of 550568677 is 776865055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456206881 + 94361796 = 21359^2 + 9714^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550568677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550568677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550566677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275284338 + 275284339.

It is an arithmetic number, because the mean of its divisors is an integer number (275284339).

Almost surely, 2^550568677 is an apocalyptic number.

It is an amenable number.

550568677 is a deficient number, since it is larger than the sum of its proper divisors (1).

550568677 is an equidigital number, since it uses as much as digits as its factorization.

550568677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764000, while the sum is 49.

The square root of 550568677 is about 23464.1999011260. The cubic root of 550568677 is about 819.6035546434.

The spelling of 550568677 in words is "five hundred fifty million, five hundred sixty-eight thousand, six hundred seventy-seven".