4479559745 has 4 divisors (see below), whose sum is σ = 5375471700. Its totient is φ = 3583647792.

The previous prime is 4479559729. The next prime is 4479559759. The reversal of 4479559745 is 5479559744.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3167888656 + 1311671089 = 56284^2 + 36217^2 .

It is a cyclic number.

It is not a de Polignac number, because 4479559745 - 2⁴ = 4479559729 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447955970 + ... + 447955979.

It is an arithmetic number, because the mean of its divisors is an integer number (1343867925).

Almost surely, 2^4479559745 is an apocalyptic number.

It is an amenable number.

4479559745 is a deficient number, since it is larger than the sum of its proper divisors (895911955).

4479559745 is an equidigital number, since it uses as much as digits as its factorization.

4479559745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895911954.

The product of its digits is 31752000, while the sum is 59.

The square root of 4479559745 is about 66929.5132583526. The cubic root of 4479559745 is about 1648.4601176646.

Subtracting 4479559745 from its reverse (5479559744), we obtain a palindrome (999999999).

The spelling of 4479559745 in words is "four billion, four hundred seventy-nine million, five hundred fifty-nine thousand, seven hundred forty-five".