4644240697 has 2 divisors, whose sum is σ = 4644240698. Its totient is φ = 4644240696.

The previous prime is 4644240647. The next prime is 4644240721. The reversal of 4644240697 is 7960424464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2928541456 + 1715699241 = 54116^2 + 41421^2 .

It is a cyclic number.

It is not a de Polignac number, because 4644240697 - 2¹⁹ = 4643716409 is a prime.

It is not a weakly prime, because it can be changed into another prime (4644240647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322120348 + 2322120349.

It is an arithmetic number, because the mean of its divisors is an integer number (2322120349).

Almost surely, 2^4644240697 is an apocalyptic number.

It is an amenable number.

4644240697 is a deficient number, since it is larger than the sum of its proper divisors (1).

4644240697 is an equidigital number, since it uses as much as digits as its factorization.

4644240697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The square root of 4644240697 is about 68148.6661424859. Note that the first 3 decimals coincide. The cubic root of 4644240697 is about 1668.4181534827.

The spelling of 4644240697 in words is "four billion, six hundred forty-four million, two hundred forty thousand, six hundred ninety-seven".