4425259509 has 24 divisors (see below), whose sum is σ = 6978628800. Its totient is φ = 2679863040.

The previous prime is 4425259507. The next prime is 4425259571. The reversal of 4425259509 is 9059525244.

4425259509 is a `hidden beast` number, since 4 + 4 + 2 + 52 + 595 + 0 + 9 = 666.

It is not a de Polignac number, because 4425259509 - 2¹ = 4425259507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4425259507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113637 + ... + 147525.

It is an arithmetic number, because the mean of its divisors is an integer number (290776200).

Almost surely, 2^4425259509 is an apocalyptic number.

It is an amenable number.

4425259509 is a deficient number, since it is larger than the sum of its proper divisors (2553369291).

4425259509 is a wasteful number, since it uses less digits than its factorization.

4425259509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35225 (or 35222 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The square root of 4425259509 is about 66522.6240387434. The cubic root of 4425259509 is about 1641.7722647847.

The spelling of 4425259509 in words is "four billion, four hundred twenty-five million, two hundred fifty-nine thousand, five hundred nine".