459746710421 has 2 divisors, whose sum is σ = 459746710422. Its totient is φ = 459746710420.

The previous prime is 459746710417. The next prime is 459746710433. The reversal of 459746710421 is 124017647954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340455912196 + 119290798225 = 583486^2 + 345385^2 .

It is a cyclic number.

It is not a de Polignac number, because 459746710421 - 2² = 459746710417 is a prime.

It is a super-2 number, since 2×459746710421² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 459746710421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459746710411) 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, 229873355210 + 229873355211.

It is an arithmetic number, because the mean of its divisors is an integer number (229873355211).

Almost surely, 2^459746710421 is an apocalyptic number.

It is an amenable number.

459746710421 is a deficient number, since it is larger than the sum of its proper divisors (1).

459746710421 is an equidigital number, since it uses as much as digits as its factorization.

459746710421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 459746710421 in words is "four hundred fifty-nine billion, seven hundred forty-six million, seven hundred ten thousand, four hundred twenty-one".