4344288641 has 16 divisors (see below), whose sum is σ = 5481520128. Its totient is φ = 3344370000.

The previous prime is 4344288589. The next prime is 4344288661. The reversal of 4344288641 is 1468824434.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4344288641 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4344288592 and 4344288601.

It is not an unprimeable number, because it can be changed into a prime (4344288661) 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, 333485 + ... + 346266.

It is an arithmetic number, because the mean of its divisors is an integer number (342595008).

Almost surely, 2^4344288641 is an apocalyptic number.

It is an amenable number.

4344288641 is a deficient number, since it is larger than the sum of its proper divisors (1137231487).

4344288641 is a wasteful number, since it uses less digits than its factorization.

4344288641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679852.

The product of its digits is 589824, while the sum is 44.

The square root of 4344288641 is about 65911.2178691913. The cubic root of 4344288641 is about 1631.6971597468.

The spelling of 4344288641 in words is "four billion, three hundred forty-four million, two hundred eighty-eight thousand, six hundred forty-one".