220052255617 has 2 divisors, whose sum is σ = 220052255618. Its totient is φ = 220052255616.

The previous prime is 220052255611. The next prime is 220052255723. The reversal of 220052255617 is 716552250022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213009017841 + 7043237776 = 461529^2 + 83924^2 .

It is a cyclic number.

It is not a de Polignac number, because 220052255617 - 2¹¹ = 220052253569 is a prime.

It is not a weakly prime, because it can be changed into another prime (220052255611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110026127808 + 110026127809.

It is an arithmetic number, because the mean of its divisors is an integer number (110026127809).

Almost surely, 2^220052255617 is an apocalyptic number.

It is an amenable number.

220052255617 is a deficient number, since it is larger than the sum of its proper divisors (1).

220052255617 is an equidigital number, since it uses as much as digits as its factorization.

220052255617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 220052255617 in words is "two hundred twenty billion, fifty-two million, two hundred fifty-five thousand, six hundred seventeen".