545461383164545 has 16 divisors (see below), whose sum is σ = 670576961996928. Its totient is φ = 425688764709760.

The previous prime is 545461383164491. The next prime is 545461383164557.

It is a happy number.

545461383164545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545461383164545 - 2³⁷ = 545323944211073 is a prime.

It is a Duffinian number.

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, 113875399 + ... + 118568668.

It is an arithmetic number, because the mean of its divisors is an integer number (41911060124808).

Almost surely, 2^{545461383164545} is an apocalyptic number.

It is an amenable number.

545461383164545 is a deficient number, since it is larger than the sum of its proper divisors (125115578832383).

545461383164545 is a wasteful number, since it uses less digits than its factorization.

545461383164545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232455560.

The product of its digits is 414720000, while the sum is 64.

The spelling of 545461383164545 in words is "five hundred forty-five trillion, four hundred sixty-one billion, three hundred eighty-three million, one hundred sixty-four thousand, five hundred forty-five".