44564460617 has 2 divisors, whose sum is σ = 44564460618. Its totient is φ = 44564460616.

The previous prime is 44564460607. The next prime is 44564460649. The reversal of 44564460617 is 71606446544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23078471056 + 21485989561 = 151916^2 + 146581^2 .

It is a cyclic number.

It is not a de Polignac number, because 44564460617 - 2¹⁴ = 44564444233 is a prime.

It is not a weakly prime, because it can be changed into another prime (44564460607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22282230308 + 22282230309.

It is an arithmetic number, because the mean of its divisors is an integer number (22282230309).

Almost surely, 2^44564460617 is an apocalyptic number.

It is an amenable number.

44564460617 is a deficient number, since it is larger than the sum of its proper divisors (1).

44564460617 is an equidigital number, since it uses as much as digits as its factorization.

44564460617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 44564460617 in words is "forty-four billion, five hundred sixty-four million, four hundred sixty thousand, six hundred seventeen".