1304530144144 has 20 divisors (see below), whose sum is σ = 2527544928780. Its totient is φ = 652260485120.

The previous prime is 1304530144139. The next prime is 1304530144153. The reversal of 1304530144144 is 4414410354031.

It can be written as a sum of positive squares in 2 ways, for example, as 1141717894144 + 162812250000 = 1068512^2 + 403500^2 .

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, 4021284 + ... + 4333564.

It is an arithmetic number, because the mean of its divisors is an integer number (126377246439).

Almost surely, 2^{1304530144144} is an apocalyptic number.

It is an amenable number.

1304530144144 is a deficient number, since it is larger than the sum of its proper divisors (1223014784636).

1304530144144 is a wasteful number, since it uses less digits than its factorization.

1304530144144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573378 (or 573372 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 1304530144144 its reverse (4414410354031), we get a palindrome (5718940498175).

The spelling of 1304530144144 in words is "one trillion, three hundred four billion, five hundred thirty million, one hundred forty-four thousand, one hundred forty-four".