5564046404591 has 2 divisors, whose sum is σ = 5564046404592. Its totient is φ = 5564046404590.

The previous prime is 5564046404519. The next prime is 5564046404603. The reversal of 5564046404591 is 1954046404655.

It is a happy number.

Together with previous prime (5564046404519) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5564046404591 is a prime.

It is a super-2 number, since 2×5564046404591² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5564046604591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782023202295 + 2782023202296.

It is an arithmetic number, because the mean of its divisors is an integer number (2782023202296).

Almost surely, 2^{5564046404591} is an apocalyptic number.

5564046404591 is a deficient number, since it is larger than the sum of its proper divisors (1).

5564046404591 is an equidigital number, since it uses as much as digits as its factorization.

5564046404591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368000, while the sum is 53.

The spelling of 5564046404591 in words is "five trillion, five hundred sixty-four billion, forty-six million, four hundred four thousand, five hundred ninety-one".