550946889567 has 12 divisors (see below), whose sum is σ = 795837395704. Its totient is φ = 367286285520.

The previous prime is 550946889553. The next prime is 550946889587. The reversal of 550946889567 is 765988649055.

550946889567 is a `hidden beast` number, since 5 + 50 + 9 + 4 + 6 + 8 + 8 + 9 + 567 = 666.

It is not a de Polignac number, because 550946889567 - 2¹² = 550946885471 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550946889495 and 550946889504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550946889587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 665284 + ... + 1242777.

Almost surely, 2^550946889567 is an apocalyptic number.

550946889567 is a deficient number, since it is larger than the sum of its proper divisors (244890506137).

550946889567 is a wasteful number, since it uses less digits than its factorization.

550946889567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940150 (or 1940147 counting only the distinct ones).

The product of its (nonzero) digits is 653184000, while the sum is 72.

The spelling of 550946889567 in words is "five hundred fifty billion, nine hundred forty-six million, eight hundred eighty-nine thousand, five hundred sixty-seven".