4344144665 has 16 divisors (see below), whose sum is σ = 6216715008. Its totient is φ = 2849326656.

The previous prime is 4344144661. The next prime is 4344144677. The reversal of 4344144665 is 5664414434.

It is a cyclic number.

It is not a de Polignac number, because 4344144665 - 2² = 4344144661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4344144661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2697422 + ... + 2699031.

It is an arithmetic number, because the mean of its divisors is an integer number (388544688).

Almost surely, 2^4344144665 is an apocalyptic number.

It is an amenable number.

4344144665 is a deficient number, since it is larger than the sum of its proper divisors (1872570343).

4344144665 is a wasteful number, since it uses less digits than its factorization.

4344144665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396488.

The product of its digits is 552960, while the sum is 41.

The square root of 4344144665 is about 65910.1256636642. The cubic root of 4344144665 is about 1631.6791339475.

The spelling of 4344144665 in words is "four billion, three hundred forty-four million, one hundred forty-four thousand, six hundred sixty-five".