550442555111 has 8 divisors (see below), whose sum is σ = 561123383904. Its totient is φ = 539772656800.

The previous prime is 550442555107. The next prime is 550442555119. The reversal of 550442555111 is 111555244055.

550442555111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 550442555111 - 2² = 550442555107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550442555119) 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, 2630891 + ... + 2832396.

It is an arithmetic number, because the mean of its divisors is an integer number (70140422988).

Almost surely, 2^550442555111 is an apocalyptic number.

550442555111 is a deficient number, since it is larger than the sum of its proper divisors (10680828793).

550442555111 is a wasteful number, since it uses less digits than its factorization.

550442555111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5465241.

The product of its (nonzero) digits is 100000, while the sum is 38.

Adding to 550442555111 its reverse (111555244055), we get a palindrome (661997799166).

The spelling of 550442555111 in words is "five hundred fifty billion, four hundred forty-two million, five hundred fifty-five thousand, one hundred eleven".