551298946263229 has 2 divisors, whose sum is σ = 551298946263230. Its totient is φ = 551298946263228.

The previous prime is 551298946263173. The next prime is 551298946263239. The reversal of 551298946263229 is 922362649892155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 549302250091204 + 1996696172025 = 23437198^2 + 1413045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551298946263229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551298946263239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275649473131614 + 275649473131615.

It is an arithmetic number, because the mean of its divisors is an integer number (275649473131615).

Almost surely, 2^{551298946263229} is an apocalyptic number.

It is an amenable number.

551298946263229 is a deficient number, since it is larger than the sum of its proper divisors (1).

551298946263229 is an equidigital number, since it uses as much as digits as its factorization.

551298946263229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1007769600, while the sum is 73.

The spelling of 551298946263229 in words is "five hundred fifty-one trillion, two hundred ninety-eight billion, nine hundred forty-six million, two hundred sixty-three thousand, two hundred twenty-nine".