55065072233 has 2 divisors, whose sum is σ = 55065072234. Its totient is φ = 55065072232.

The previous prime is 55065072211. The next prime is 55065072239. The reversal of 55065072233 is 33227056055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53270024809 + 1795047424 = 230803^2 + 42368^2 .

It is a cyclic number.

It is not a de Polignac number, because 55065072233 - 2⁶ = 55065072169 is a prime.

It is not a weakly prime, because it can be changed into another prime (55065072239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27532536116 + 27532536117.

It is an arithmetic number, because the mean of its divisors is an integer number (27532536117).

Almost surely, 2^55065072233 is an apocalyptic number.

It is an amenable number.

55065072233 is a deficient number, since it is larger than the sum of its proper divisors (1).

55065072233 is an equidigital number, since it uses as much as digits as its factorization.

55065072233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 38.

The spelling of 55065072233 in words is "fifty-five billion, sixty-five million, seventy-two thousand, two hundred thirty-three".