50505561006111 has 12 divisors (see below), whose sum is σ = 72952550733192. Its totient is φ = 33670339977456.

The previous prime is 50505561006091. The next prime is 50505561006127. The reversal of 50505561006111 is 11160016550505.

It is a happy number.

50505561006111 is a `hidden beast` number, since 50 + 50 + 556 + 1 + 0 + 0 + 6 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 50505561006111 - 2⁷ = 50505561005983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50505561086111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9297345 + ... + 13691301.

It is an arithmetic number, because the mean of its divisors is an integer number (6079379227766).

Almost surely, 2^{50505561006111} is an apocalyptic number.

50505561006111 is a deficient number, since it is larger than the sum of its proper divisors (22446989727081).

50505561006111 is a wasteful number, since it uses less digits than its factorization.

50505561006111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5671110 (or 5671107 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

Adding to 50505561006111 its reverse (11160016550505), we get a palindrome (61665577556616).

The spelling of 50505561006111 in words is "fifty trillion, five hundred five billion, five hundred sixty-one million, six thousand, one hundred eleven".