4328643573 has 6 divisors (see below), whose sum is σ = 6252485174. Its totient is φ = 2885762376.

The previous prime is 4328643533. The next prime is 4328643587. The reversal of 4328643573 is 3753468234.

4328643573 is a `hidden beast` number, since 4 + 32 + 8 + 6 + 43 + 573 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4095104049 + 233539524 = 63993^2 + 15282^2 .

It is not a de Polignac number, because 4328643573 - 2¹² = 4328639477 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 (4328643503) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 240480190 + ... + 240480207.

Almost surely, 2^4328643573 is an apocalyptic number.

It is an amenable number.

4328643573 is a deficient number, since it is larger than the sum of its proper divisors (1923841601).

4328643573 is a wasteful number, since it uses less digits than its factorization.

4328643573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480960403 (or 480960400 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The square root of 4328643573 is about 65792.4279305757. The cubic root of 4328643573 is about 1629.7360623742.

The spelling of 4328643573 in words is "four billion, three hundred twenty-eight million, six hundred forty-three thousand, five hundred seventy-three".