5590640449 has 2 divisors, whose sum is σ = 5590640450. Its totient is φ = 5590640448.

The previous prime is 5590640443. The next prime is 5590640483. The reversal of 5590640449 is 9440460955.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5568144400 + 22496049 = 74620^2 + 4743^2 .

It is a cyclic number.

It is not a de Polignac number, because 5590640449 - 2⁹ = 5590639937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5590640399 and 5590640408.

It is not a weakly prime, because it can be changed into another prime (5590640443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2795320224 + 2795320225.

It is an arithmetic number, because the mean of its divisors is an integer number (2795320225).

Almost surely, 2^5590640449 is an apocalyptic number.

It is an amenable number.

5590640449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5590640449 is an equidigital number, since it uses as much as digits as its factorization.

5590640449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 46.

The square root of 5590640449 is about 74770.5854531045. The cubic root of 5590640449 is about 1774.8181205162.

The spelling of 5590640449 in words is "five billion, five hundred ninety million, six hundred forty thousand, four hundred forty-nine".