4539205969 has 16 divisors (see below), whose sum is σ = 4713955840. Its totient is φ = 4366327680.

The previous prime is 4539205943. The next prime is 4539206011. The reversal of 4539205969 is 9695029354.

It is not a de Polignac number, because 4539205969 - 2²¹ = 4537108817 is a prime.

It is a super-2 number, since 2×4539205969² = 41208781658010457922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4539205939) 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, 5283862 + ... + 5284720.

It is an arithmetic number, because the mean of its divisors is an integer number (294622240).

Almost surely, 2^4539205969 is an apocalyptic number.

It is an amenable number.

4539205969 is a deficient number, since it is larger than the sum of its proper divisors (174749871).

4539205969 is a wasteful number, since it uses less digits than its factorization.

4539205969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720.

The product of its (nonzero) digits is 2624400, while the sum is 52.

The square root of 4539205969 is about 67373.6296261379. The cubic root of 4539205969 is about 1655.7444062855.

The spelling of 4539205969 in words is "four billion, five hundred thirty-nine million, two hundred five thousand, nine hundred sixty-nine".