550281676129 has 2 divisors, whose sum is σ = 550281676130. Its totient is φ = 550281676128.

The previous prime is 550281676057. The next prime is 550281676157. The reversal of 550281676129 is 921676182055.

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., 497939099904 + 52342576225 = 705648^2 + 228785^2 .

It is a cyclic number.

It is not a de Polignac number, because 550281676129 - 2¹¹ = 550281674081 is a prime.

It is not a weakly prime, because it can be changed into another prime (550281676229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275140838064 + 275140838065.

It is an arithmetic number, because the mean of its divisors is an integer number (275140838065).

Almost surely, 2^550281676129 is an apocalyptic number.

It is an amenable number.

550281676129 is a deficient number, since it is larger than the sum of its proper divisors (1).

550281676129 is an equidigital number, since it uses as much as digits as its factorization.

550281676129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 550281676129 in words is "five hundred fifty billion, two hundred eighty-one million, six hundred seventy-six thousand, one hundred twenty-nine".