220389852257 has 2 divisors, whose sum is σ = 220389852258. Its totient is φ = 220389852256.

The previous prime is 220389852251. The next prime is 220389852313. The reversal of 220389852257 is 752258983022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153081257536 + 67308594721 = 391256^2 + 259439^2 .

It is a cyclic number.

It is not a de Polignac number, because 220389852257 - 2¹⁰ = 220389851233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220389852199 and 220389852208.

It is not a weakly prime, because it can be changed into another prime (220389852251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110194926128 + 110194926129.

It is an arithmetic number, because the mean of its divisors is an integer number (110194926129).

Almost surely, 2^220389852257 is an apocalyptic number.

It is an amenable number.

220389852257 is a deficient number, since it is larger than the sum of its proper divisors (1).

220389852257 is an equidigital number, since it uses as much as digits as its factorization.

220389852257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 220389852257 in words is "two hundred twenty billion, three hundred eighty-nine million, eight hundred fifty-two thousand, two hundred fifty-seven".