4643222661793 has 2 divisors, whose sum is σ = 4643222661794. Its totient is φ = 4643222661792.

The previous prime is 4643222661739. The next prime is 4643222661799. The reversal of 4643222661793 is 3971662223464.

It is a happy number.

Together with previous prime (4643222661739) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3938668913664 + 704553748129 = 1984608^2 + 839377^2 .

It is a cyclic number.

It is not a de Polignac number, because 4643222661793 - 2²⁹ = 4642685790881 is a prime.

It is not a weakly prime, because it can be changed into another prime (4643222661799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321611330896 + 2321611330897.

It is an arithmetic number, because the mean of its divisors is an integer number (2321611330897).

Almost surely, 2^{4643222661793} is an apocalyptic number.

It is an amenable number.

4643222661793 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643222661793 is an equidigital number, since it uses as much as digits as its factorization.

4643222661793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 55.

The spelling of 4643222661793 in words is "four trillion, six hundred forty-three billion, two hundred twenty-two million, six hundred sixty-one thousand, seven hundred ninety-three".