5440503105451 has 4 divisors (see below), whose sum is σ = 5440593364272. Its totient is φ = 5440412846632.

The previous prime is 5440503105449. The next prime is 5440503105511. The reversal of 5440503105451 is 1545013050445.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5440503105451 - 2¹ = 5440503105449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5440503105451.

It is not an unprimeable number, because it can be changed into a prime (5440503105431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45038935 + ... + 45159568.

It is an arithmetic number, because the mean of its divisors is an integer number (1360148341068).

Almost surely, 2^{5440503105451} is an apocalyptic number.

5440503105451 is a deficient number, since it is larger than the sum of its proper divisors (90258821).

5440503105451 is an equidigital number, since it uses as much as digits as its factorization.

5440503105451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90258820.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 5440503105451 its reverse (1545013050445), we get a palindrome (6985516155896).

The spelling of 5440503105451 in words is "five trillion, four hundred forty billion, five hundred three million, one hundred five thousand, four hundred fifty-one".