4459069439 has 16 divisors (see below), whose sum is σ = 5011967904. Its totient is φ = 3932582400.

The previous prime is 4459069429. The next prime is 4459069463. The reversal of 4459069439 is 9349609544.

It is a cyclic number.

It is not a de Polignac number, because 4459069439 - 2⁴ = 4459069423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4459069429) 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, 3467 + ... + 94499.

It is an arithmetic number, because the mean of its divisors is an integer number (313247994).

Almost surely, 2^4459069439 is an apocalyptic number.

4459069439 is a deficient number, since it is larger than the sum of its proper divisors (552898465).

4459069439 is a wasteful number, since it uses less digits than its factorization.

4459069439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91178.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The square root of 4459069439 is about 66776.2640389532. The cubic root of 4459069439 is about 1645.9428252811.

The spelling of 4459069439 in words is "four billion, four hundred fifty-nine million, sixty-nine thousand, four hundred thirty-nine".