545223322545 has 32 divisors (see below), whose sum is σ = 951701961600. Its totient is φ = 264339747840.

The previous prime is 545223322531. The next prime is 545223322547.

545223322545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545223322545 - 2¹¹ = 545223320497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545223322497 and 545223322506.

It is not an unprimeable number, because it can be changed into a prime (545223322547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5107881 + ... + 5213529.

It is an arithmetic number, because the mean of its divisors is an integer number (29740686300).

Almost surely, 2^545223322545 is an apocalyptic number.

545223322545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545223322545 is a deficient number, since it is larger than the sum of its proper divisors (406478639055).

545223322545 is a wasteful number, since it uses less digits than its factorization.

545223322545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136945.

The product of its digits is 1440000, while the sum is 42.

It can be divided in two parts, 545223 and 322545, that added together give a palindrome (867768).

The spelling of 545223322545 in words is "five hundred forty-five billion, two hundred twenty-three million, three hundred twenty-two thousand, five hundred forty-five".