2566063231229 has 2 divisors, whose sum is σ = 2566063231230. Its totient is φ = 2566063231228.

The previous prime is 2566063231223. The next prime is 2566063231301. The reversal of 2566063231229 is 9221323606652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2201098632100 + 364964599129 = 1483610^2 + 604123^2 .

It is a cyclic number.

It is not a de Polignac number, because 2566063231229 - 2⁴⁰ = 1466551603453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2566063231223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1283031615614 + 1283031615615.

It is an arithmetic number, because the mean of its divisors is an integer number (1283031615615).

Almost surely, 2^{2566063231229} is an apocalyptic number.

It is an amenable number.

2566063231229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2566063231229 is an equidigital number, since it uses as much as digits as its factorization.

2566063231229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 2566063231229 in words is "two trillion, five hundred sixty-six billion, sixty-three million, two hundred thirty-one thousand, two hundred twenty-nine".