4549481030257 has 2 divisors, whose sum is σ = 4549481030258. Its totient is φ = 4549481030256.

The previous prime is 4549481030251. The next prime is 4549481030261. The reversal of 4549481030257 is 7520301849454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4503410271376 + 46070758881 = 2122124^2 + 214641^2 .

It is a cyclic number.

It is not a de Polignac number, because 4549481030257 - 2²⁷ = 4549346812529 is a prime.

It is not a weakly prime, because it can be changed into another prime (4549481030251) 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, 2274740515128 + 2274740515129.

It is an arithmetic number, because the mean of its divisors is an integer number (2274740515129).

Almost surely, 2^{4549481030257} is an apocalyptic number.

It is an amenable number.

4549481030257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4549481030257 is an equidigital number, since it uses as much as digits as its factorization.

4549481030257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 4549481030257 in words is "four trillion, five hundred forty-nine billion, four hundred eighty-one million, thirty thousand, two hundred fifty-seven".