55466741221011 has 12 divisors (see below), whose sum is σ = 80118859509000. Its totient is φ = 36977719803360.

The previous prime is 55466741221009. The next prime is 55466741221019. The reversal of 55466741221011 is 11012214766455.

55466741221011 is a `hidden beast` number, since 5 + 5 + 4 + 6 + 6 + 7 + 412 + 210 + 11 = 666.

It is not a de Polignac number, because 55466741221011 - 2¹ = 55466741221009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55466741221019) 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, 5645745 + ... + 11950226.

It is an arithmetic number, because the mean of its divisors is an integer number (6676571625750).

Almost surely, 2^{55466741221011} is an apocalyptic number.

55466741221011 is a deficient number, since it is larger than the sum of its proper divisors (24652118287989).

55466741221011 is a wasteful number, since it uses less digits than its factorization.

55466741221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17946226 (or 17946223 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

Adding to 55466741221011 its reverse (11012214766455), we get a palindrome (66478955987466).

The spelling of 55466741221011 in words is "fifty-five trillion, four hundred sixty-six billion, seven hundred forty-one million, two hundred twenty-one thousand, eleven".