545430445471 has 2 divisors, whose sum is σ = 545430445472. Its totient is φ = 545430445470.

The previous prime is 545430445457. The next prime is 545430445487. The reversal of 545430445471 is 174544034545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545430445471 - 2⁹ = 545430444959 is a prime.

It is a super-3 number, since 3×545430445471³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545430445271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272715222735 + 272715222736.

It is an arithmetic number, because the mean of its divisors is an integer number (272715222736).

Almost surely, 2^545430445471 is an apocalyptic number.

545430445471 is a deficient number, since it is larger than the sum of its proper divisors (1).

545430445471 is an equidigital number, since it uses as much as digits as its factorization.

545430445471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688000, while the sum is 46.

The spelling of 545430445471 in words is "five hundred forty-five billion, four hundred thirty million, four hundred forty-five thousand, four hundred seventy-one".