545223531211140 has 96 divisors (see below), whose sum is σ = 1543816540506240. Its totient is φ = 143755816078336.

The previous prime is 545223531211133. The next prime is 545223531211193. The reversal of 545223531211140 is 41112135322545.

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, 222060487 + ... + 224502353.

It is an arithmetic number, because the mean of its divisors is an integer number (16081422296940).

Almost surely, 2^{545223531211140} is an apocalyptic number.

It is an amenable number.

545223531211140 is an abundant number, since it is smaller than the sum of its proper divisors (998593009295100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545223531211140 is a wasteful number, since it uses less digits than its factorization.

545223531211140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483781 (or 2483779 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

Adding to 545223531211140 its reverse (41112135322545), we get a palindrome (586335666533685).

The spelling of 545223531211140 in words is "five hundred forty-five trillion, two hundred twenty-three billion, five hundred thirty-one million, two hundred eleven thousand, one hundred forty".