545143005521144 has 8 divisors (see below), whose sum is σ = 1022143135352160. Its totient is φ = 272571502760568.

The previous prime is 545143005521143. The next prime is 545143005521171. The reversal of 545143005521144 is 441125500341545.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 545143005521095 and 545143005521104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545143005521143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34071437845064 + ... + 34071437845079.

It is an arithmetic number, because the mean of its divisors is an integer number (127767891919020).

Almost surely, 2^{545143005521144} is an apocalyptic number.

It is an amenable number.

545143005521144 is a deficient number, since it is larger than the sum of its proper divisors (477000129831016).

545143005521144 is a wasteful number, since it uses less digits than its factorization.

545143005521144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68142875690149 (or 68142875690145 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 44.

Adding to 545143005521144 its reverse (441125500341545), we get a palindrome (986268505862689).

The spelling of 545143005521144 in words is "five hundred forty-five trillion, one hundred forty-three billion, five million, five hundred twenty-one thousand, one hundred forty-four".