5565409459 has 16 divisors (see below), whose sum is σ = 6173193600. Its totient is φ = 4993357824.

The previous prime is 5565409457. The next prime is 5565409469. The reversal of 5565409459 is 9549045655.

It is a cyclic number.

It is not a de Polignac number, because 5565409459 - 2¹ = 5565409457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5565409457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32502 + ... + 110395.

It is an arithmetic number, because the mean of its divisors is an integer number (385824600).

Almost surely, 2^5565409459 is an apocalyptic number.

5565409459 is a deficient number, since it is larger than the sum of its proper divisors (607784141).

5565409459 is a wasteful number, since it uses less digits than its factorization.

5565409459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143022.

The product of its (nonzero) digits is 4860000, while the sum is 52.

The square root of 5565409459 is about 74601.6719584756. The cubic root of 5565409459 is about 1772.1441303061.

The spelling of 5565409459 in words is "five billion, five hundred sixty-five million, four hundred nine thousand, four hundred fifty-nine".