244617362189 has 2 divisors, whose sum is σ = 244617362190. Its totient is φ = 244617362188.

The previous prime is 244617362179. The next prime is 244617362191. The reversal of 244617362189 is 981263716442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237298559689 + 7318802500 = 487133^2 + 85550^2 .

It is a cyclic number.

It is not a de Polignac number, because 244617362189 - 2¹² = 244617358093 is a prime.

Together with 244617362191, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244617362189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244617362179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122308681094 + 122308681095.

It is an arithmetic number, because the mean of its divisors is an integer number (122308681095).

Almost surely, 2^244617362189 is an apocalyptic number.

It is an amenable number.

244617362189 is a deficient number, since it is larger than the sum of its proper divisors (1).

244617362189 is an equidigital number, since it uses as much as digits as its factorization.

244617362189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 53.

The spelling of 244617362189 in words is "two hundred forty-four billion, six hundred seventeen million, three hundred sixty-two thousand, one hundred eighty-nine".