545502205545 has 32 divisors (see below), whose sum is σ = 957468625920. Its totient is φ = 263008328640.

The previous prime is 545502205517. The next prime is 545502205597.

It is a happy number.

545502205545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545502205545 - 2¹⁰ = 545502204521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545502205497 and 545502205506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9205309 + ... + 9264378.

It is an arithmetic number, because the mean of its divisors is an integer number (29920894560).

Almost surely, 2^545502205545 is an apocalyptic number.

545502205545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545502205545 is a deficient number, since it is larger than the sum of its proper divisors (411966420375).

545502205545 is a wasteful number, since it uses less digits than its factorization.

545502205545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18469885.

The product of its (nonzero) digits is 1000000, while the sum is 42.

The spelling of 545502205545 in words is "five hundred forty-five billion, five hundred two million, two hundred five thousand, five hundred forty-five".