4545504550481 has 2 divisors, whose sum is σ = 4545504550482. Its totient is φ = 4545504550480.

The previous prime is 4545504550471. The next prime is 4545504550507. The reversal of 4545504550481 is 1840554055454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3359463757456 + 1186040793025 = 1832884^2 + 1089055^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545504550481 - 2⁶ = 4545504550417 is a prime.

It is a super-2 number, since 2×4545504550481² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4545504550471) 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, 2272752275240 + 2272752275241.

It is an arithmetic number, because the mean of its divisors is an integer number (2272752275241).

Almost surely, 2^{4545504550481} is an apocalyptic number.

It is an amenable number.

4545504550481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545504550481 is an equidigital number, since it uses as much as digits as its factorization.

4545504550481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6400000, while the sum is 50.

The spelling of 4545504550481 in words is "four trillion, five hundred forty-five billion, five hundred four million, five hundred fifty thousand, four hundred eighty-one".