545764606467545 has 4 divisors (see below), whose sum is σ = 654917527761060. Its totient is φ = 436611685174032.

The previous prime is 545764606467529. The next prime is 545764606467559.

545764606467545 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 183445868319961 + 362318738147584 = 13544219^2 + 19034672^2 .

It is a cyclic number.

It is not a de Polignac number, because 545764606467545 - 2⁴ = 545764606467529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54576460646750 + ... + 54576460646759.

It is an arithmetic number, because the mean of its divisors is an integer number (163729381940265).

Almost surely, 2^{545764606467545} is an apocalyptic number.

It is an amenable number.

545764606467545 is a deficient number, since it is larger than the sum of its proper divisors (109152921293515).

545764606467545 is a wasteful number, since it uses less digits than its factorization.

545764606467545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109152921293514.

The product of its (nonzero) digits is 10160640000, while the sum is 74.

The spelling of 545764606467545 in words is "five hundred forty-five trillion, seven hundred sixty-four billion, six hundred six million, four hundred sixty-seven thousand, five hundred forty-five".