545541444145545 has 16 divisors (see below), whose sum is σ = 896457292002240. Its totient is φ = 283091776421184.

The previous prime is 545541444145469. The next prime is 545541444145589.

545541444145545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545541444145545 - 2¹¹ = 545541444143497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491478777955 + ... + 491478779064.

It is an arithmetic number, because the mean of its divisors is an integer number (56028580750140).

Almost surely, 2^{545541444145545} is an apocalyptic number.

It is an amenable number.

545541444145545 is a deficient number, since it is larger than the sum of its proper divisors (350915847856695).

545541444145545 is a wasteful number, since it uses less digits than its factorization.

545541444145545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982957557064.

The product of its digits is 256000000, while the sum is 60.

The spelling of 545541444145545 in words is "five hundred forty-five trillion, five hundred forty-one billion, four hundred forty-four million, one hundred forty-five thousand, five hundred forty-five".