546223141322645 has 32 divisors (see below), whose sum is σ = 661502257180128. Its totient is φ = 432978635685888.

The previous prime is 546223141322633. The next prime is 546223141322653.

546223141322645 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 16 ways, for example, as 44464664521489 + 501758476801156 = 6668183^2 + 22399966^2 .

It is a cyclic number.

It is not a de Polignac number, because 546223141322645 - 2⁴ = 546223141322629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 546223141322593 and 546223141322602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211807307 + ... + 214370663.

It is an arithmetic number, because the mean of its divisors is an integer number (20671945536879).

Almost surely, 2^{546223141322645} is an apocalyptic number.

It is an amenable number.

546223141322645 is a deficient number, since it is larger than the sum of its proper divisors (115279115857483).

546223141322645 is a wasteful number, since it uses less digits than its factorization.

546223141322645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564489.

The product of its digits is 8294400, while the sum is 50.

The spelling of 546223141322645 in words is "five hundred forty-six trillion, two hundred twenty-three billion, one hundred forty-one million, three hundred twenty-two thousand, six hundred forty-five".