5144534001440 has 48 divisors (see below), whose sum is σ = 12172021211448. Its totient is φ = 2054755885056.

The previous prime is 5144534001407. The next prime is 5144534001479. The reversal of 5144534001440 is 441004354415.

It can be written as a sum of positive squares in 4 ways, for example, as 4278063449104 + 866470552336 = 2068348^2 + 930844^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5144534001440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23780387 + ... + 23995746.

Almost surely, 2^{5144534001440} is an apocalyptic number.

It is an amenable number.

5144534001440 is an abundant number, since it is smaller than the sum of its proper divisors (7027487210008).

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

5144534001440 is a wasteful number, since it uses less digits than its factorization.

5144534001440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47776821 (or 47776813 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 5144534001440 its reverse (441004354415), we get a palindrome (5585538355855).

The spelling of 5144534001440 in words is "five trillion, one hundred forty-four billion, five hundred thirty-four million, one thousand, four hundred forty".