4425821859 has 16 divisors (see below), whose sum is σ = 6063408288. Its totient is φ = 2869466112.

The previous prime is 4425821843. The next prime is 4425821879. The reversal of 4425821859 is 9581285244.

It is not a de Polignac number, because 4425821859 - 2⁴ = 4425821843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4425821879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266899 + ... + 282995.

It is an arithmetic number, because the mean of its divisors is an integer number (378963018).

Almost surely, 2^4425821859 is an apocalyptic number.

4425821859 is a deficient number, since it is larger than the sum of its proper divisors (1637586429).

4425821859 is a wasteful number, since it uses less digits than its factorization.

4425821859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18614.

The product of its digits is 921600, while the sum is 48.

The square root of 4425821859 is about 66526.8506619696. The cubic root of 4425821859 is about 1641.8418058309.

The spelling of 4425821859 in words is "four billion, four hundred twenty-five million, eight hundred twenty-one thousand, eight hundred fifty-nine".