4473578641 has 8 divisors (see below), whose sum is σ = 5149444160. Its totient is φ = 3806908848.

The previous prime is 4473578639. The next prime is 4473578651. The reversal of 4473578641 is 1468753744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4473578641 - 2¹ = 4473578639 is a prime.

It is a super-2 number, since 2×4473578641² = 40025811714422813762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4473578651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297886 + ... + 2299831.

It is an arithmetic number, because the mean of its divisors is an integer number (643680520).

Almost surely, 2^4473578641 is an apocalyptic number.

It is an amenable number.

4473578641 is a deficient number, since it is larger than the sum of its proper divisors (675865519).

4473578641 is a wasteful number, since it uses less digits than its factorization.

4473578641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4597863.

The product of its digits is 2257920, while the sum is 49.

The square root of 4473578641 is about 66884.8162216209. The cubic root of 4473578641 is about 1647.7261167505.

The spelling of 4473578641 in words is "four billion, four hundred seventy-three million, five hundred seventy-eight thousand, six hundred forty-one".