550042433636 has 24 divisors (see below), whose sum is σ = 979982303160. Its totient is φ = 270062496000.

The previous prime is 550042433617. The next prime is 550042433651. The reversal of 550042433636 is 636334240055.

It can be written as a sum of positive squares in 4 ways, for example, as 798401536 + 549244032100 = 28256^2 + 741110^2 .

It is a junction number, because it is equal to n+sod(n) for n = 550042433593 and 550042433602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1728791 + ... + 2022078.

It is an arithmetic number, because the mean of its divisors is an integer number (40832595965).

Almost surely, 2^550042433636 is an apocalyptic number.

It is an amenable number.

550042433636 is a deficient number, since it is larger than the sum of its proper divisors (429939869524).

550042433636 is a wasteful number, since it uses less digits than its factorization.

550042433636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751535 (or 3751533 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 41.

The spelling of 550042433636 in words is "five hundred fifty billion, forty-two million, four hundred thirty-three thousand, six hundred thirty-six".