4144424245 has 16 divisors (see below), whose sum is σ = 5358633840. Its totient is φ = 3058919424.

The previous prime is 4144424239. The next prime is 4144424281. The reversal of 4144424245 is 5424244414.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1914412516 + 2230011729 = 43754^2 + 47223^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144424245 - 2⁵ = 4144424213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4144424245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119077 + ... + 149893.

It is an arithmetic number, because the mean of its divisors is an integer number (334914615).

Almost surely, 2^4144424245 is an apocalyptic number.

It is an amenable number.

4144424245 is a deficient number, since it is larger than the sum of its proper divisors (1214209595).

4144424245 is a wasteful number, since it uses less digits than its factorization.

4144424245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32904.

The product of its digits is 81920, while the sum is 34.

The square root of 4144424245 is about 64377.2028360972. The cubic root of 4144424245 is about 1606.2805546227.

Adding to 4144424245 its reverse (5424244414), we get a palindrome (9568668659).

The spelling of 4144424245 in words is "four billion, one hundred forty-four million, four hundred twenty-four thousand, two hundred forty-five".