4441689313 has 2 divisors, whose sum is σ = 4441689314. Its totient is φ = 4441689312.

The previous prime is 4441689293. The next prime is 4441689341. The reversal of 4441689313 is 3139861444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4163733729 + 277955584 = 64527^2 + 16672^2 .

It is a cyclic number.

It is not a de Polignac number, because 4441689313 - 2¹³ = 4441681121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4441689313.

It is not a weakly prime, because it can be changed into another prime (4441609313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220844656 + 2220844657.

It is an arithmetic number, because the mean of its divisors is an integer number (2220844657).

Almost surely, 2^4441689313 is an apocalyptic number.

It is an amenable number.

4441689313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4441689313 is an equidigital number, since it uses as much as digits as its factorization.

4441689313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 43.

The square root of 4441689313 is about 66645.9999774930. Note that the first 4 decimals coincide. The cubic root of 4441689313 is about 1643.8015757396.

The spelling of 4441689313 in words is "four billion, four hundred forty-one million, six hundred eighty-nine thousand, three hundred thirteen".