4722981894773 has 2 divisors, whose sum is σ = 4722981894774. Its totient is φ = 4722981894772.

The previous prime is 4722981894727. The next prime is 4722981894853. The reversal of 4722981894773 is 3774981892274.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4068942534244 + 654039360529 = 2017162^2 + 808727^2 .

It is a cyclic number.

It is not a de Polignac number, because 4722981894773 - 2³⁸ = 4448103987829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4722981894697 and 4722981894706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4722981894703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361490947386 + 2361490947387.

It is an arithmetic number, because the mean of its divisors is an integer number (2361490947387).

Almost surely, 2^{4722981894773} is an apocalyptic number.

It is an amenable number.

4722981894773 is a deficient number, since it is larger than the sum of its proper divisors (1).

4722981894773 is an equidigital number, since it uses as much as digits as its factorization.

4722981894773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 341397504, while the sum is 71.

The spelling of 4722981894773 in words is "four trillion, seven hundred twenty-two billion, nine hundred eighty-one million, eight hundred ninety-four thousand, seven hundred seventy-three".