545264553073 has 2 divisors, whose sum is σ = 545264553074. Its totient is φ = 545264553072.

The previous prime is 545264553023. The next prime is 545264553077. The reversal of 545264553073 is 370355462545.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310908838464 + 234355714609 = 557592^2 + 484103^2 .

It is a cyclic number.

It is not a de Polignac number, because 545264553073 - 2⁹ = 545264552561 is a prime.

It is not a weakly prime, because it can be changed into another prime (545264553077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272632276536 + 272632276537.

It is an arithmetic number, because the mean of its divisors is an integer number (272632276537).

Almost surely, 2^545264553073 is an apocalyptic number.

It is an amenable number.

545264553073 is a deficient number, since it is larger than the sum of its proper divisors (1).

545264553073 is an equidigital number, since it uses as much as digits as its factorization.

545264553073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560000, while the sum is 49.

The spelling of 545264553073 in words is "five hundred forty-five billion, two hundred sixty-four million, five hundred fifty-three thousand, seventy-three".