550255254129 has 32 divisors (see below), whose sum is σ = 945554339840. Its totient is φ = 309738558096.

The previous prime is 550255254089. The next prime is 550255254139. The reversal of 550255254129 is 921452552055.

550255254129 is a `hidden beast` number, since 5 + 50 + 2 + 5 + 52 + 541 + 2 + 9 = 666.

It is not a de Polignac number, because 550255254129 - 2⁷ = 550255254001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550255254139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21714229 + ... + 21739554.

It is an arithmetic number, because the mean of its divisors is an integer number (29548573120).

Almost surely, 2^550255254129 is an apocalyptic number.

It is an amenable number.

550255254129 is a deficient number, since it is larger than the sum of its proper divisors (395299085711).

550255254129 is a wasteful number, since it uses less digits than its factorization.

550255254129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43453866 (or 43453860 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 45.

The spelling of 550255254129 in words is "five hundred fifty billion, two hundred fifty-five million, two hundred fifty-four thousand, one hundred twenty-nine".