543547525745345 has 12 divisors (see below), whose sum is σ = 716943678587220. Its totient is φ = 395307291450720.

The previous prime is 543547525745317. The next prime is 543547525745351.

543547525745345 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 240176721588496 + 303370804156849 = 15497636^2 + 17417543^2 .

It is not a de Polignac number, because 543547525745345 - 2³² = 543543230778049 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 449212830590 + ... + 449212831799.

It is an arithmetic number, because the mean of its divisors is an integer number (59745306548935).

Almost surely, 2^{543547525745345} is an apocalyptic number.

543547525745345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543547525745345 is a deficient number, since it is larger than the sum of its proper divisors (173396152841875).

543547525745345 is a wasteful number, since it uses less digits than its factorization.

543547525745345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898425662416 (or 898425662405 counting only the distinct ones).

The product of its digits is 3528000000, while the sum is 68.

The spelling of 543547525745345 in words is "five hundred forty-three trillion, five hundred forty-seven billion, five hundred twenty-five million, seven hundred forty-five thousand, three hundred forty-five".