220044286849 has 2 divisors, whose sum is σ = 220044286850. Its totient is φ = 220044286848.

The previous prime is 220044286837. The next prime is 220044286981. The reversal of 220044286849 is 948682440022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219743437824 + 300849025 = 468768^2 + 17345^2 .

It is a cyclic number.

It is not a de Polignac number, because 220044286849 - 2⁵ = 220044286817 is a prime.

It is not a weakly prime, because it can be changed into another prime (220044286249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110022143424 + 110022143425.

It is an arithmetic number, because the mean of its divisors is an integer number (110022143425).

Almost surely, 2^220044286849 is an apocalyptic number.

It is an amenable number.

220044286849 is a deficient number, since it is larger than the sum of its proper divisors (1).

220044286849 is an equidigital number, since it uses as much as digits as its factorization.

220044286849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1769472, while the sum is 49.

The spelling of 220044286849 in words is "two hundred twenty billion, forty-four million, two hundred eighty-six thousand, eight hundred forty-nine".