55201123441 has 2 divisors, whose sum is σ = 55201123442. Its totient is φ = 55201123440.

The previous prime is 55201123433. The next prime is 55201123457. The reversal of 55201123441 is 14432110255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38699151841 + 16501971600 = 196721^2 + 128460^2 .

It is a cyclic number.

It is not a de Polignac number, because 55201123441 - 2³ = 55201123433 is a prime.

It is not a weakly prime, because it can be changed into another prime (55201121441) 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 as a sum of consecutive naturals, namely, 27600561720 + 27600561721.

It is an arithmetic number, because the mean of its divisors is an integer number (27600561721).

Almost surely, 2^55201123441 is an apocalyptic number.

It is an amenable number.

55201123441 is a deficient number, since it is larger than the sum of its proper divisors (1).

55201123441 is an equidigital number, since it uses as much as digits as its factorization.

55201123441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 55201123441 its reverse (14432110255), we get a palindrome (69633233696).

The spelling of 55201123441 in words is "fifty-five billion, two hundred one million, one hundred twenty-three thousand, four hundred forty-one".