550530302789 has 2 divisors, whose sum is σ = 550530302790. Its totient is φ = 550530302788.

The previous prime is 550530302743. The next prime is 550530302821. The reversal of 550530302789 is 987203035055.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 448341393889 + 102188908900 = 669583^2 + 319670^2 .

It is a cyclic number.

It is not a de Polignac number, because 550530302789 - 2³² = 546235335493 is a prime.

It is a super-2 number, since 2×550530302789² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550530302389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275265151394 + 275265151395.

It is an arithmetic number, because the mean of its divisors is an integer number (275265151395).

Almost surely, 2^550530302789 is an apocalyptic number.

It is an amenable number.

550530302789 is a deficient number, since it is larger than the sum of its proper divisors (1).

550530302789 is an equidigital number, since it uses as much as digits as its factorization.

550530302789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 550530302789 in words is "five hundred fifty billion, five hundred thirty million, three hundred two thousand, seven hundred eighty-nine".