550650510561 has 16 divisors (see below), whose sum is σ = 790815914240. Its totient is φ = 339691378320.

The previous prime is 550650510541. The next prime is 550650510569. The reversal of 550650510561 is 165015056055.

It is not a de Polignac number, because 550650510561 - 2⁷ = 550650510433 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550650510569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112329355 + ... + 112334256.

It is an arithmetic number, because the mean of its divisors is an integer number (49425994640).

Almost surely, 2^550650510561 is an apocalyptic number.

It is an amenable number.

550650510561 is a deficient number, since it is larger than the sum of its proper divisors (240165403679).

550650510561 is a wasteful number, since it uses less digits than its factorization.

550650510561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224663676.

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 550650510561 in words is "five hundred fifty billion, six hundred fifty million, five hundred ten thousand, five hundred sixty-one".