4424021616655 has 8 divisors (see below), whose sum is σ = 5347018933200. Its totient is φ = 3513755297856.

The previous prime is 4424021616653. The next prime is 4424021616659. The reversal of 4424021616655 is 5566161204244.

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 4424021616655 - 2¹ = 4424021616653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424021616653) 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, 3182748670 + ... + 3182750059.

It is an arithmetic number, because the mean of its divisors is an integer number (668377366650).

Almost surely, 2^{4424021616655} is an apocalyptic number.

4424021616655 is a deficient number, since it is larger than the sum of its proper divisors (922997316545).

4424021616655 is a wasteful number, since it uses less digits than its factorization.

4424021616655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6365498873.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 4424021616655 in words is "four trillion, four hundred twenty-four billion, twenty-one million, six hundred sixteen thousand, six hundred fifty-five".