545043434244 has 12 divisors (see below), whose sum is σ = 1271768013264. Its totient is φ = 181681144744.

The previous prime is 545043434171. The next prime is 545043434263. The reversal of 545043434244 is 442434340545.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 545043434196 and 545043434205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22710143082 + ... + 22710143105.

It is an arithmetic number, because the mean of its divisors is an integer number (105980667772).

Almost surely, 2^545043434244 is an apocalyptic number.

It is an amenable number.

545043434244 is an abundant number, since it is smaller than the sum of its proper divisors (726724579020).

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

545043434244 is a wasteful number, since it uses less digits than its factorization.

545043434244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45420286194 (or 45420286192 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 42.

Adding to 545043434244 its reverse (442434340545), we get a palindrome (987477774789).

The spelling of 545043434244 in words is "five hundred forty-five billion, forty-three million, four hundred thirty-four thousand, two hundred forty-four".