550055605548 has 12 divisors (see below), whose sum is σ = 1283463079640. Its totient is φ = 183351868512.

The previous prime is 550055605523. The next prime is 550055605591. The reversal of 550055605548 is 845506550055.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×550055605548² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550055605497 and 550055605506.

It is an unprimeable number.

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, 22918983553 + ... + 22918983576.

Almost surely, 2^550055605548 is an apocalyptic number.

It is an amenable number.

550055605548 is an abundant number, since it is smaller than the sum of its proper divisors (733407474092).

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

550055605548 is a wasteful number, since it uses less digits than its factorization.

550055605548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45837967136 (or 45837967134 counting only the distinct ones).

The product of its (nonzero) digits is 3000000, while the sum is 48.

The spelling of 550055605548 in words is "five hundred fifty billion, fifty-five million, six hundred five thousand, five hundred forty-eight".