4339216661 has 8 divisors (see below), whose sum is σ = 4823745024. Its totient is φ = 3876222960.

The previous prime is 4339216657. The next prime is 4339216667. The reversal of 4339216661 is 1666129334.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4339216661 - 2² = 4339216657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4339216667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5383241 + ... + 5384046.

It is an arithmetic number, because the mean of its divisors is an integer number (602968128).

Almost surely, 2^4339216661 is an apocalyptic number.

It is an amenable number.

4339216661 is a deficient number, since it is larger than the sum of its proper divisors (484528363).

4339216661 is a wasteful number, since it uses less digits than its factorization.

4339216661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10767331.

The product of its digits is 139968, while the sum is 41.

The square root of 4339216661 is about 65872.7307844452. The cubic root of 4339216661 is about 1631.0619074368.

The spelling of 4339216661 in words is "four billion, three hundred thirty-nine million, two hundred sixteen thousand, six hundred sixty-one".