4666897549 has 2 divisors, whose sum is σ = 4666897550. Its totient is φ = 4666897548.

The previous prime is 4666897531. The next prime is 4666897561. The reversal of 4666897549 is 9457986664.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3304180324 + 1362717225 = 57482^2 + 36915^2 .

It is a cyclic number.

It is not a de Polignac number, because 4666897549 - 2⁵ = 4666897517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4666897589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2333448774 + 2333448775.

It is an arithmetic number, because the mean of its divisors is an integer number (2333448775).

Almost surely, 2^4666897549 is an apocalyptic number.

It is an amenable number.

4666897549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4666897549 is an equidigital number, since it uses as much as digits as its factorization.

4666897549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78382080, while the sum is 64.

The square root of 4666897549 is about 68314.6949711407. The cubic root of 4666897549 is about 1671.1268702938.

The spelling of 4666897549 in words is "four billion, six hundred sixty-six million, eight hundred ninety-seven thousand, five hundred forty-nine".