4444425013 has 8 divisors (see below), whose sum is σ = 5091076928. Its totient is φ = 3800706624.

The previous prime is 4444424989. The next prime is 4444425017. The reversal of 4444425013 is 3105244444.

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 4444425013 - 2⁵ = 4444424981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444425017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730131 + ... + 736192.

It is an arithmetic number, because the mean of its divisors is an integer number (636384616).

Almost surely, 2^4444425013 is an apocalyptic number.

It is an amenable number.

4444425013 is a deficient number, since it is larger than the sum of its proper divisors (646651915).

4444425013 is a wasteful number, since it uses less digits than its factorization.

4444425013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466763.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 4444425013 is about 66666.5209306740. The cubic root of 4444425013 is about 1644.1389867803.

Adding to 4444425013 its reverse (3105244444), we get a palindrome (7549669457).

The spelling of 4444425013 in words is "four billion, four hundred forty-four million, four hundred twenty-five thousand, thirteen".