4646665389229 has 2 divisors, whose sum is σ = 4646665389230. Its totient is φ = 4646665389228.

The previous prime is 4646665389221. The next prime is 4646665389367. The reversal of 4646665389229 is 9229835666464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4314439957129 + 332225432100 = 2077123^2 + 576390^2 .

It is a cyclic number.

It is not a de Polignac number, because 4646665389229 - 2³ = 4646665389221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4646665389221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2323332694614 + 2323332694615.

It is an arithmetic number, because the mean of its divisors is an integer number (2323332694615).

Almost surely, 2^{4646665389229} is an apocalyptic number.

It is an amenable number.

4646665389229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4646665389229 is an equidigital number, since it uses as much as digits as its factorization.

4646665389229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806215680, while the sum is 70.

The spelling of 4646665389229 in words is "four trillion, six hundred forty-six billion, six hundred sixty-five million, three hundred eighty-nine thousand, two hundred twenty-nine".