5440105619 has 4 divisors (see below), whose sum is σ = 5858575296. Its totient is φ = 5021635944.

The previous prime is 5440105609. The next prime is 5440105633. The reversal of 5440105619 is 9165010445.

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

It is a de Polignac number, because none of the positive numbers 2^k-5440105619 is a prime.

It is a super-2 number, since 2×5440105619² = 59189498291750746322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5440105609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209234819 + ... + 209234844.

It is an arithmetic number, because the mean of its divisors is an integer number (1464643824).

Almost surely, 2^5440105619 is an apocalyptic number.

5440105619 is a deficient number, since it is larger than the sum of its proper divisors (418469677).

5440105619 is a wasteful number, since it uses less digits than its factorization.

5440105619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418469676.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 5440105619 is about 73757.0716541811. The cubic root of 5440105619 is about 1758.7432508669.

The spelling of 5440105619 in words is "five billion, four hundred forty million, one hundred five thousand, six hundred nineteen".