5619449165 has 16 divisors (see below), whose sum is σ = 7368653376. Its totient is φ = 4080048000.

The previous prime is 5619449123. The next prime is 5619449167.

5619449165 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5619449165 - 2⁸ = 5619448909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5619449167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51947 + ... + 118056.

It is an arithmetic number, because the mean of its divisors is an integer number (460540836).

Almost surely, 2^5619449165 is an apocalyptic number.

5619449165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5619449165 is a deficient number, since it is larger than the sum of its proper divisors (1749204211).

5619449165 is a wasteful number, since it uses less digits than its factorization.

5619449165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170620.

The product of its digits is 1166400, while the sum is 50.

The square root of 5619449165 is about 74962.9852994129. The cubic root of 5619449165 is about 1777.8614603672.

The spelling of 5619449165 in words is "five billion, six hundred nineteen million, four hundred forty-nine thousand, one hundred sixty-five".