4444520130 has 48 divisors (see below), whose sum is σ = 11837609784. Its totient is φ = 1156296960.

The previous prime is 4444520029. The next prime is 4444520153. The reversal of 4444520130 is 310254444.

It is a happy number.

4444520130 is a `hidden beast` number, since 4 + 4 + 4 + 4 + 520 + 130 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3055988961 + 1388531169 = 55281^2 + 37263^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4444520094 and 4444520103.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 598549 + ... + 605928.

Almost surely, 2^4444520130 is an apocalyptic number.

4444520130 is an abundant number, since it is smaller than the sum of its proper divisors (7393089654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4444520130 is a wasteful number, since it uses less digits than its factorization.

4444520130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204531 (or 1204528 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4444520130 is about 66667.2343059167. The cubic root of 4444520130 is about 1644.1507156656.

Adding to 4444520130 its reverse (310254444), we get a palindrome (4754774574).

The spelling of 4444520130 in words is "four billion, four hundred forty-four million, five hundred twenty thousand, one hundred thirty".