5566284548639 has 2 divisors, whose sum is σ = 5566284548640. Its totient is φ = 5566284548638.

The previous prime is 5566284548623. The next prime is 5566284548647. The reversal of 5566284548639 is 9368454826655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5566284548639 - 2⁴ = 5566284548623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5566284548609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2783142274319 + 2783142274320.

It is an arithmetic number, because the mean of its divisors is an integer number (2783142274320).

Almost surely, 2^{5566284548639} is an apocalyptic number.

5566284548639 is a deficient number, since it is larger than the sum of its proper divisors (1).

5566284548639 is an equidigital number, since it uses as much as digits as its factorization.

5566284548639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992000, while the sum is 71.

The spelling of 5566284548639 in words is "five trillion, five hundred sixty-six billion, two hundred eighty-four million, five hundred forty-eight thousand, six hundred thirty-nine".