545223314222 has 4 divisors (see below), whose sum is σ = 817834971336. Its totient is φ = 272611657110.

The previous prime is 545223314221. The next prime is 545223314227. The reversal of 545223314222 is 222413322545.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545223314221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136305828554 + ... + 136305828557.

It is an arithmetic number, because the mean of its divisors is an integer number (204458742834).

Almost surely, 2^545223314222 is an apocalyptic number.

545223314222 is a deficient number, since it is larger than the sum of its proper divisors (272611657114).

545223314222 is a wasteful number, since it uses less digits than its factorization.

545223314222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272611657113.

The product of its digits is 115200, while the sum is 35.

Adding to 545223314222 its reverse (222413322545), we get a palindrome (767636636767).

The spelling of 545223314222 in words is "five hundred forty-five billion, two hundred twenty-three million, three hundred fourteen thousand, two hundred twenty-two".