550206065140 has 12 divisors (see below), whose sum is σ = 1155432736836. Its totient is φ = 220082426048.

The previous prime is 550206065119. The next prime is 550206065147. The reversal of 550206065140 is 41560602055.

It can be written as a sum of positive squares in 2 ways, for example, as 102222157284 + 447983907856 = 319722^2 + 669316^2 .

It is a junction number, because it is equal to n+sod(n) for n = 550206065096 and 550206065105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550206065147) 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 3 ways as a sum of consecutive naturals, for example, 13755151609 + ... + 13755151648.

It is an arithmetic number, because the mean of its divisors is an integer number (96286061403).

Almost surely, 2^550206065140 is an apocalyptic number.

It is an amenable number.

550206065140 is an abundant number, since it is smaller than the sum of its proper divisors (605226671696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550206065140 is a wasteful number, since it uses less digits than its factorization.

550206065140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27510303266 (or 27510303264 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 550206065140 its reverse (41560602055), we get a palindrome (591766667195).

The spelling of 550206065140 in words is "five hundred fifty billion, two hundred six million, sixty-five thousand, one hundred forty".