5665042219 has 4 divisors (see below), whose sum is σ = 5665714344. Its totient is φ = 5664370096.

The previous prime is 5665042199. The next prime is 5665042247. The reversal of 5665042219 is 9122405665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9122405665 = 5 ⋅1824481133.

It is a cyclic number.

It is not a de Polignac number, because 5665042219 - 2¹³ = 5665034027 is a prime.

It is a super-2 number, since 2×5665042219² = 64185406686104887922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5665042259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323257 + ... + 340330.

It is an arithmetic number, because the mean of its divisors is an integer number (1416428586).

Almost surely, 2^5665042219 is an apocalyptic number.

5665042219 is a deficient number, since it is larger than the sum of its proper divisors (672125).

5665042219 is an equidigital number, since it uses as much as digits as its factorization.

5665042219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672124.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 5665042219 is about 75266.4747347715. The cubic root of 5665042219 is about 1782.6567047617.

The spelling of 5665042219 in words is "five billion, six hundred sixty-five million, forty-two thousand, two hundred nineteen".