5440056401 has 4 divisors (see below), whose sum is σ = 5858522292. Its totient is φ = 5021590512.

The previous prime is 5440056397. The next prime is 5440056431. The reversal of 5440056401 is 1046500445.

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

It can be written as a sum of positive squares in 2 ways, for example, as 853516225 + 4586540176 = 29215^2 + 67724^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440056401 - 2² = 5440056397 is a prime.

It is a super-2 number, since 2×5440056401² = 59188427292122145602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5440056431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209232926 + ... + 209232951.

It is an arithmetic number, because the mean of its divisors is an integer number (1464630573).

Almost surely, 2^5440056401 is an apocalyptic number.

It is an amenable number.

5440056401 is a deficient number, since it is larger than the sum of its proper divisors (418465891).

5440056401 is a wasteful number, since it uses less digits than its factorization.

5440056401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418465890.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 5440056401 is about 73756.7380040631. The cubic root of 5440056401 is about 1758.7379469205.

Adding to 5440056401 its reverse (1046500445), we get a palindrome (6486556846).

The spelling of 5440056401 in words is "five billion, four hundred forty million, fifty-six thousand, four hundred one".