64334466443297 has 2 divisors, whose sum is σ = 64334466443298. Its totient is φ = 64334466443296.

The previous prime is 64334466443267. The next prime is 64334466443477. The reversal of 64334466443297 is 79234466443346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54629970481681 + 9704495961616 = 7391209^2 + 3115204^2 .

It is a cyclic number.

It is not a de Polignac number, because 64334466443297 - 2²⁸ = 64334198007841 is a prime.

It is not a weakly prime, because it can be changed into another prime (64334466443257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32167233221648 + 32167233221649.

It is an arithmetic number, because the mean of its divisors is an integer number (32167233221649).

Almost surely, 2^{64334466443297} is an apocalyptic number.

It is an amenable number.

64334466443297 is a deficient number, since it is larger than the sum of its proper divisors (1).

64334466443297 is an equidigital number, since it uses as much as digits as its factorization.

64334466443297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 752467968, while the sum is 65.

The spelling of 64334466443297 in words is "sixty-four trillion, three hundred thirty-four billion, four hundred sixty-six million, four hundred forty-three thousand, two hundred ninety-seven".