64360344229 has 2 divisors, whose sum is σ = 64360344230. Its totient is φ = 64360344228.

The previous prime is 64360344221. The next prime is 64360344263. The reversal of 64360344229 is 92244306346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34781504004 + 29578840225 = 186498^2 + 171985^2 .

It is a cyclic number.

It is not a de Polignac number, because 64360344229 - 2³ = 64360344221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64360344221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32180172114 + 32180172115.

It is an arithmetic number, because the mean of its divisors is an integer number (32180172115).

Almost surely, 2^64360344229 is an apocalyptic number.

It is an amenable number.

64360344229 is a deficient number, since it is larger than the sum of its proper divisors (1).

64360344229 is an equidigital number, since it uses as much as digits as its factorization.

64360344229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 64360344229 in words is "sixty-four billion, three hundred sixty million, three hundred forty-four thousand, two hundred twenty-nine".