55055003243 has 2 divisors, whose sum is σ = 55055003244. Its totient is φ = 55055003242.

The previous prime is 55055003189. The next prime is 55055003273. The reversal of 55055003243 is 34230055055.

55055003243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55055003243 - 2¹² = 55054999147 is a prime.

It is not a weakly prime, because it can be changed into another prime (55055003273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27527501621 + 27527501622.

It is an arithmetic number, because the mean of its divisors is an integer number (27527501622).

Almost surely, 2^55055003243 is an apocalyptic number.

55055003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

55055003243 is an equidigital number, since it uses as much as digits as its factorization.

55055003243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 32.

Adding to 55055003243 its reverse (34230055055), we get a palindrome (89285058298).

The spelling of 55055003243 in words is "fifty-five billion, fifty-five million, three thousand, two hundred forty-three".