554331268217 has 2 divisors, whose sum is σ = 554331268218. Its totient is φ = 554331268216.

The previous prime is 554331268181. The next prime is 554331268243. The reversal of 554331268217 is 712862133455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538808849296 + 15522418921 = 734036^2 + 124589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554331268217 is a prime.

It is not a weakly prime, because it can be changed into another prime (554331261217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277165634108 + 277165634109.

It is an arithmetic number, because the mean of its divisors is an integer number (277165634109).

Almost surely, 2^554331268217 is an apocalyptic number.

It is an amenable number.

554331268217 is a deficient number, since it is larger than the sum of its proper divisors (1).

554331268217 is an equidigital number, since it uses as much as digits as its factorization.

554331268217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 47.

The spelling of 554331268217 in words is "five hundred fifty-four billion, three hundred thirty-one million, two hundred sixty-eight thousand, two hundred seventeen".