545241445556 has 12 divisors (see below), whose sum is σ = 954291693600. Its totient is φ = 272586675960.

The previous prime is 545241445459. The next prime is 545241445571. The reversal of 545241445556 is 655544142545.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8475656 + ... + 8539743.

It is an arithmetic number, because the mean of its divisors is an integer number (79524307800).

Almost surely, 2^545241445556 is an apocalyptic number.

It is an amenable number.

545241445556 is a deficient number, since it is larger than the sum of its proper divisors (409050248044).

545241445556 is a wasteful number, since it uses less digits than its factorization.

545241445556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17023414 (or 17023412 counting only the distinct ones).

The product of its digits is 9600000, while the sum is 50.

The spelling of 545241445556 in words is "five hundred forty-five billion, two hundred forty-one million, four hundred forty-five thousand, five hundred fifty-six".