550610551111 has 8 divisors (see below), whose sum is σ = 569111312000. Its totient is φ = 532155985920.

The previous prime is 550610551037. The next prime is 550610551147. The reversal of 550610551111 is 111155016055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550610551111 - 2¹⁵ = 550610518343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550610554111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11524686 + ... + 11572363.

It is an arithmetic number, because the mean of its divisors is an integer number (71138914000).

Almost surely, 2^550610551111 is an apocalyptic number.

550610551111 is a deficient number, since it is larger than the sum of its proper divisors (18500760889).

550610551111 is a wasteful number, since it uses less digits than its factorization.

550610551111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23097849.

The product of its (nonzero) digits is 3750, while the sum is 31.

Adding to 550610551111 its reverse (111155016055), we get a palindrome (661765567166).

The spelling of 550610551111 in words is "five hundred fifty billion, six hundred ten million, five hundred fifty-one thousand, one hundred eleven".