64003336697 has 2 divisors, whose sum is σ = 64003336698. Its totient is φ = 64003336696.

The previous prime is 64003336667. The next prime is 64003336717. The reversal of 64003336697 is 79663330046.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49169071081 + 14834265616 = 221741^2 + 121796^2 .

It is a cyclic number.

It is not a de Polignac number, because 64003336697 - 2¹⁰ = 64003335673 is a prime.

It is not a weakly prime, because it can be changed into another prime (64003336667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32001668348 + 32001668349.

It is an arithmetic number, because the mean of its divisors is an integer number (32001668349).

Almost surely, 2^64003336697 is an apocalyptic number.

It is an amenable number.

64003336697 is a deficient number, since it is larger than the sum of its proper divisors (1).

64003336697 is an equidigital number, since it uses as much as digits as its factorization.

64003336697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1469664, while the sum is 47.

The spelling of 64003336697 in words is "sixty-four billion, three million, three hundred thirty-six thousand, six hundred ninety-seven".