64244254241201 has 2 divisors, whose sum is σ = 64244254241202. Its totient is φ = 64244254241200.

The previous prime is 64244254241191. The next prime is 64244254241273. The reversal of 64244254241201 is 10214245244246.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52270716562801 + 11973537678400 = 7229849^2 + 3460280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64244254241201 is a prime.

It is not a weakly prime, because it can be changed into another prime (64244254201201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32122127120600 + 32122127120601.

It is an arithmetic number, because the mean of its divisors is an integer number (32122127120601).

Almost surely, 2^{64244254241201} is an apocalyptic number.

It is an amenable number.

64244254241201 is a deficient number, since it is larger than the sum of its proper divisors (1).

64244254241201 is an equidigital number, since it uses as much as digits as its factorization.

64244254241201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 491520, while the sum is 41.

Adding to 64244254241201 its reverse (10214245244246), we get a palindrome (74458499485447).

The spelling of 64244254241201 in words is "sixty-four trillion, two hundred forty-four billion, two hundred fifty-four million, two hundred forty-one thousand, two hundred one".