55330639713233 has 2 divisors, whose sum is σ = 55330639713234. Its totient is φ = 55330639713232.

The previous prime is 55330639713199. The next prime is 55330639713287. The reversal of 55330639713233 is 33231793603355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37603104186769 + 17727535526464 = 6132137^2 + 4210408^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55330639713233 is a prime.

It is a super-2 number, since 2×55330639713233² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55330639703233) 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, 27665319856616 + 27665319856617.

It is an arithmetic number, because the mean of its divisors is an integer number (27665319856617).

Almost surely, 2^{55330639713233} is an apocalyptic number.

It is an amenable number.

55330639713233 is a deficient number, since it is larger than the sum of its proper divisors (1).

55330639713233 is an equidigital number, since it uses as much as digits as its factorization.

55330639713233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13778100, while the sum is 53.

The spelling of 55330639713233 in words is "fifty-five trillion, three hundred thirty billion, six hundred thirty-nine million, seven hundred thirteen thousand, two hundred thirty-three".