4394622767616 has 160 divisors (see below), whose sum is σ = 13019075118720. Its totient is φ = 1463670853632.

The previous prime is 4394622767609. The next prime is 4394622767627. The reversal of 4394622767616 is 6167672264934.

4394622767616 is a `hidden beast` number, since 4 + 3 + 9 + 4 + 6 + 2 + 2 + 7 + 6 + 7 + 616 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16776786 + ... + 17036718.

It is an arithmetic number, because the mean of its divisors is an integer number (81369219492).

Almost surely, 2^{4394622767616} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4394622767616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6509537559360).

4394622767616 is an abundant number, since it is smaller than the sum of its proper divisors (8624452351104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4394622767616 is a wasteful number, since it uses less digits than its factorization.

4394622767616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261183 (or 261161 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 63.

The spelling of 4394622767616 in words is "four trillion, three hundred ninety-four billion, six hundred twenty-two million, seven hundred sixty-seven thousand, six hundred sixteen".