220059885665 has 16 divisors (see below), whose sum is σ = 267804306000. Its totient is φ = 173570952192.

The previous prime is 220059885653. The next prime is 220059885671. The reversal of 220059885665 is 566588950022.

It can be written as a sum of positive squares in 8 ways, for example, as 9503715169 + 210556170496 = 97487^2 + 458864^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220059885665 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220059885665.

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, 553172 + ... + 863781.

It is an arithmetic number, because the mean of its divisors is an integer number (16737769125).

Almost surely, 2^220059885665 is an apocalyptic number.

It is an amenable number.

220059885665 is a deficient number, since it is larger than the sum of its proper divisors (47744420335).

220059885665 is a wasteful number, since it uses less digits than its factorization.

220059885665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417396.

The product of its (nonzero) digits is 10368000, while the sum is 56.

The spelling of 220059885665 in words is "two hundred twenty billion, fifty-nine million, eight hundred eighty-five thousand, six hundred sixty-five".