545332444233545 has 4 divisors (see below), whose sum is σ = 654398933080260. Its totient is φ = 436265955386832.

The previous prime is 545332444233461. The next prime is 545332444233569.

545332444233545 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 302918256275209 + 242414187958336 = 17404547^2 + 15569656^2 .

It is a cyclic number.

It is not a de Polignac number, because 545332444233545 - 2¹⁶ = 545332444168009 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, 54533244423350 + ... + 54533244423359.

It is an arithmetic number, because the mean of its divisors is an integer number (163599733270065).

Almost surely, 2^{545332444233545} is an apocalyptic number.

It is an amenable number.

545332444233545 is a deficient number, since it is larger than the sum of its proper divisors (109066488846715).

545332444233545 is a wasteful number, since it uses less digits than its factorization.

545332444233545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109066488846714.

The product of its digits is 207360000, while the sum is 56.

The spelling of 545332444233545 in words is "five hundred forty-five trillion, three hundred thirty-two billion, four hundred forty-four million, two hundred thirty-three thousand, five hundred forty-five".