545522404244 has 6 divisors (see below), whose sum is σ = 954664207434. Its totient is φ = 272761202120.

The previous prime is 545522404181. The next prime is 545522404261. The reversal of 545522404244 is 442404225545.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 380676660100 + 164845744144 = 616990^2 + 406012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68190300527 + ... + 68190300534.

It is an arithmetic number, because the mean of its divisors is an integer number (159110701239).

Almost surely, 2^545522404244 is an apocalyptic number.

It is an amenable number.

545522404244 is a deficient number, since it is larger than the sum of its proper divisors (409141803190).

545522404244 is a wasteful number, since it uses less digits than its factorization.

545522404244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136380601065 (or 136380601063 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 41.

Adding to 545522404244 its reverse (442404225545), we get a palindrome (987926629789).

The spelling of 545522404244 in words is "five hundred forty-five billion, five hundred twenty-two million, four hundred four thousand, two hundred forty-four".