545033504549 has 2 divisors, whose sum is σ = 545033504550. Its totient is φ = 545033504548.

The previous prime is 545033504527. The next prime is 545033504563. The reversal of 545033504549 is 945405330545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 390352547524 + 154680957025 = 624782^2 + 393295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545033504549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545033504599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272516752274 + 272516752275.

It is an arithmetic number, because the mean of its divisors is an integer number (272516752275).

Almost surely, 2^545033504549 is an apocalyptic number.

It is an amenable number.

545033504549 is a deficient number, since it is larger than the sum of its proper divisors (1).

545033504549 is an equidigital number, since it uses as much as digits as its factorization.

545033504549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 545033504549 in words is "five hundred forty-five billion, thirty-three million, five hundred four thousand, five hundred forty-nine".