4506264781 has 2 divisors, whose sum is σ = 4506264782. Its totient is φ = 4506264780.

The previous prime is 4506264779. The next prime is 4506264787. The reversal of 4506264781 is 1874626054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4501202281 + 5062500 = 67091^2 + 2250^2 .

It is a cyclic number.

It is not a de Polignac number, because 4506264781 - 2¹ = 4506264779 is a prime.

It is a super-2 number, since 2×4506264781² = 40612844552961955922, which contains 22 as substring.

Together with 4506264779, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4506264787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2253132390 + 2253132391.

It is an arithmetic number, because the mean of its divisors is an integer number (2253132391).

Almost surely, 2^4506264781 is an apocalyptic number.

It is an amenable number.

4506264781 is a deficient number, since it is larger than the sum of its proper divisors (1).

4506264781 is an equidigital number, since it uses as much as digits as its factorization.

4506264781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 4506264781 is about 67128.7180050386. The cubic root of 4506264781 is about 1651.7294118206.

The spelling of 4506264781 in words is "four billion, five hundred six million, two hundred sixty-four thousand, seven hundred eighty-one".