788442288481 has 2 divisors, whose sum is σ = 788442288482. Its totient is φ = 788442288480.

The previous prime is 788442288461. The next prime is 788442288547. The reversal of 788442288481 is 184882244887.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 523097795025 + 265344493456 = 723255^2 + 515116^2 .

It is a cyclic number.

It is not a de Polignac number, because 788442288481 - 2¹⁹ = 788441764193 is a prime.

It is a super-2 number, since 2×788442288481² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (788442288461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394221144240 + 394221144241.

It is an arithmetic number, because the mean of its divisors is an integer number (394221144241).

Almost surely, 2^788442288481 is an apocalyptic number.

It is an amenable number.

788442288481 is a deficient number, since it is larger than the sum of its proper divisors (1).

788442288481 is an equidigital number, since it uses as much as digits as its factorization.

788442288481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58720256, while the sum is 64.

The spelling of 788442288481 in words is "seven hundred eighty-eight billion, four hundred forty-two million, two hundred eighty-eight thousand, four hundred eighty-one".