244121287859 has 2 divisors, whose sum is σ = 244121287860. Its totient is φ = 244121287858.

The previous prime is 244121287849. The next prime is 244121287867. The reversal of 244121287859 is 958782121442.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244121287859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244121287859.

It is not a weakly prime, because it can be changed into another prime (244121287849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122060643929 + 122060643930.

It is an arithmetic number, because the mean of its divisors is an integer number (122060643930).

Almost surely, 2^244121287859 is an apocalyptic number.

244121287859 is a deficient number, since it is larger than the sum of its proper divisors (1).

244121287859 is an equidigital number, since it uses as much as digits as its factorization.

244121287859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2580480, while the sum is 53.

The spelling of 244121287859 in words is "two hundred forty-four billion, one hundred twenty-one million, two hundred eighty-seven thousand, eight hundred fifty-nine".