5509158649 has 2 divisors, whose sum is σ = 5509158650. Its totient is φ = 5509158648.

The previous prime is 5509158637. The next prime is 5509158659. The reversal of 5509158649 is 9468519055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3163500025 + 2345658624 = 56245^2 + 48432^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5509158649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5509158596 and 5509158605.

It is not a weakly prime, because it can be changed into another prime (5509158659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2754579324 + 2754579325.

It is an arithmetic number, because the mean of its divisors is an integer number (2754579325).

Almost surely, 2^5509158649 is an apocalyptic number.

It is an amenable number.

5509158649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5509158649 is an equidigital number, since it uses as much as digits as its factorization.

5509158649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944000, while the sum is 52.

The square root of 5509158649 is about 74223.7067856355. The cubic root of 5509158649 is about 1766.1534188947.

The spelling of 5509158649 in words is "five billion, five hundred nine million, one hundred fifty-eight thousand, six hundred forty-nine".