64042244224037 has 2 divisors, whose sum is σ = 64042244224038. Its totient is φ = 64042244224036.

The previous prime is 64042244223983. The next prime is 64042244224061. The reversal of 64042244224037 is 73042244224046.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62506828327876 + 1535415896161 = 7906126^2 + 1239119^2 .

It is a cyclic number.

It is not a de Polignac number, because 64042244224037 - 2²⁶ = 64042177115173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64042244224067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32021122112018 + 32021122112019.

It is an arithmetic number, because the mean of its divisors is an integer number (32021122112019).

Almost surely, 2^{64042244224037} is an apocalyptic number.

It is an amenable number.

64042244224037 is a deficient number, since it is larger than the sum of its proper divisors (1).

64042244224037 is an equidigital number, since it uses as much as digits as its factorization.

64042244224037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2064384, while the sum is 44.

Subtracting 64042244224037 from its reverse (73042244224046), we obtain a palindrome (9000000000009).

The spelling of 64042244224037 in words is "sixty-four trillion, forty-two billion, two hundred forty-four million, two hundred twenty-four thousand, thirty-seven".