545144303441545 has 8 divisors (see below), whose sum is σ = 654176773513224. Its totient is φ = 436113036497664.

The previous prime is 545144303441497. The next prime is 545144303441597.

545144303441545 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 274223929045264 + 270920374396281 = 16559708^2 + 16459659^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545144303441545 - 2⁹ = 545144303441033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545144303441492 and 545144303441501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299784814 + ... + 301597783.

It is an arithmetic number, because the mean of its divisors is an integer number (81772096689153).

Almost surely, 2^{545144303441545} is an apocalyptic number.

It is an amenable number.

545144303441545 is a deficient number, since it is larger than the sum of its proper divisors (109032470071679).

545144303441545 is a wasteful number, since it uses less digits than its factorization.

545144303441545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601563899.

The product of its (nonzero) digits is 23040000, while the sum is 52.

It can be divided in two parts, 54514430 and 3441545, that added together give a palindrome (57955975).

The spelling of 545144303441545 in words is "five hundred forty-five trillion, one hundred forty-four billion, three hundred three million, four hundred forty-one thousand, five hundred forty-five".