550511554346 has 32 divisors (see below), whose sum is σ = 961392351360. Its totient is φ = 234203835456.

The previous prime is 550511554301. The next prime is 550511554361. The reversal of 550511554346 is 643455115055.

It is a super-2 number, since 2×550511554346² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550511554297 and 550511554306.

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 15 ways as a sum of consecutive naturals, for example, 15041126 + ... + 15077681.

It is an arithmetic number, because the mean of its divisors is an integer number (30043510980).

Almost surely, 2^550511554346 is an apocalyptic number.

550511554346 is a deficient number, since it is larger than the sum of its proper divisors (410880797014).

550511554346 is a wasteful number, since it uses less digits than its factorization.

550511554346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30118878.

The product of its (nonzero) digits is 900000, while the sum is 44.

The spelling of 550511554346 in words is "five hundred fifty billion, five hundred eleven million, five hundred fifty-four thousand, three hundred forty-six".