4144803668 has 6 divisors (see below), whose sum is σ = 7253406426. Its totient is φ = 2072401832.

The previous prime is 4144803667. The next prime is 4144803683. The reversal of 4144803668 is 8663084414.

It can be written as a sum of positive squares in only one way, i.e., 3646710544 + 498093124 = 60388^2 + 22318^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144803667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518100455 + ... + 518100462.

It is an arithmetic number, because the mean of its divisors is an integer number (1208901071).

Almost surely, 2^4144803668 is an apocalyptic number.

It is an amenable number.

4144803668 is a deficient number, since it is larger than the sum of its proper divisors (3108602758).

4144803668 is a wasteful number, since it uses less digits than its factorization.

4144803668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036200921 (or 1036200919 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 44.

The square root of 4144803668 is about 64380.1496425723. The cubic root of 4144803668 is about 1606.3295715793.

The spelling of 4144803668 in words is "four billion, one hundred forty-four million, eight hundred three thousand, six hundred sixty-eight".