244304040220291 has 2 divisors, whose sum is σ = 244304040220292. Its totient is φ = 244304040220290.

The previous prime is 244304040220259. The next prime is 244304040220337. The reversal of 244304040220291 is 192022040403442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244304040220291 - 2⁵ = 244304040220259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244304040220291.

It is not a weakly prime, because it can be changed into another prime (244304040220211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122152020110145 + 122152020110146.

It is an arithmetic number, because the mean of its divisors is an integer number (122152020110146).

Almost surely, 2^{244304040220291} is an apocalyptic number.

244304040220291 is a deficient number, since it is larger than the sum of its proper divisors (1).

244304040220291 is an equidigital number, since it uses as much as digits as its factorization.

244304040220291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 244304040220291 in words is "two hundred forty-four trillion, three hundred four billion, forty million, two hundred twenty thousand, two hundred ninety-one".